5月1日起，正式入汛！
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<section data-support="96编辑器" data-style-id="26413" style="margin: 0px; padding: 0px; max-width: 100%; color: rgb(51, 51, 51); font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); box-sizing: border-box !important; overflow-wrap: break-word !important;"><section style="margin: 10px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><p style="margin-bottom: 0px; margin-left: 20px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; width: 2em; letter-spacing: 2px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><img data-ratio="1.152542372881356" data-src="https://image.cm.jstv.com/images/2021/5/2/2021521619917554316_0.jpg" data-type="png" data-w="59" _width="7em" src="https://image.cm.jstv.com/images/2021/5/2/2021521619917551930_0.jpg" alt="图片" data-fail="0" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; height: auto !important; display: block; width: 7em !important; visibility: visible !important;"/>?</p><section style="margin: -14px 0px -20px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 0px; padding: 15px 10px; max-width: 100%; box-sizing: border-box; word-wrap: break-word !important; border-top: 1px solid rgb(159, 212, 194); border-bottom: 1px solid rgb(159, 212, 194);"><p style="margin-right: 8px; margin-bottom: 0px; margin-left: 8px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(171, 25, 66);">从江苏省水利厅传出消息，<strong style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">5月1日，江苏进入2021年汛期</strong>。</span></p><p style="margin-right: 8px; margin-bottom: 0px; margin-left: 8px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(171, 25, 66);">进入汛期，台风暴雨、雷电冰雹等灾害性天气易发多发，由此引起的城市积水、山洪、风暴潮等灾害更是汛期防范的重点。因此，汛期也是防灾减灾的关键期。</span></p></section></section><p style="margin-right: 20px; margin-bottom: 0px; margin-left: auto; padding: 0px; max-width: 100%; clear: both; min-height: 1em; width: 2em; transform: rotateX(0deg) rotateY(180deg) rotateZ(0deg); box-sizing: border-box !important; overflow-wrap: break-word !important;">?</p></section></section><section style="margin: 0px; padding: 0px; max-width: 100%; color: rgb(51, 51, 51); font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); box-sizing: border-box !important; overflow-wrap: break-word !important;"><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(171, 25, 66);">汛期的主要防御对象是什么？</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(171, 25, 66);">其他关于汛期的硬核知识</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(171, 25, 66);">你了解多少？</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(171, 25, 66);">今天就一起和小编来看看！</span><span style="letter-spacing: 0.544px;">?</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="letter-spacing: 0.544px;"></span></p><p style="text-align:center"><img src="https://image.cm.jstv.com/images/2021/5/2/2021521619917703816_976.jpg" border="0" alt=""/></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; box-sizing: border-box !important; overflow-wrap: break-word !important; text-align: center;"><strong style="letter-spacing: 2px; text-align: left; margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; color: rgb(126, 166, 255); box-sizing: border-box !important; overflow-wrap: break-word !important;">什么是汛期？</span></strong></p><section data-support="96编辑器" data-style-id="30522" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 10px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center;"><section style="margin: -5px 0px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 0px; padding: 15px; max-width: 100%; box-sizing: border-box; word-wrap: break-word !important; background-color: rgb(232, 239, 255); border-radius: 0px 0px 10px 10px;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(86, 78, 60); text-align: left; letter-spacing: 2px; line-height: 1.75em; font-size: 15px;"><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">江河、湖泊洪水在一年中明显集中体现，容易形成洪涝灾害的时期。</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">主要防御对象：暴雨</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">暴雨是指短时间内产生较强降雨量的天气现象。</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">暴雨形成的过程是相当复杂的，一般从宏观物理条件来说，产生暴雨的主要物理条件是充足的源源不断的水汽、强盛而持久的气流上升运动和大气层结构的不稳定。</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">气象上根据降雨量（雨量：所谓雨量，就是在一定时段内，降落到水平面上（无渗漏、蒸发、流失等）的雨水深度。用雨量计测定。以毫米为单位。）将其划分为小雨、中雨、大雨、暴雨、大暴雨、特大暴雨。</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;"><img data-ratio="1" data-src="https://mmbiz.qpic.cn/mmbiz_png/jvKJJTj7ESlkZAib3c9bCIgsA3mg8ibeFj6WEOb9oicGNBhdD4h1INjekG0joFKNPdmwWOy1hIUPezYbkaqsk8j2Q/640?wx_fmt=png" data-type="png" data-w="640" height="512px" width="512" _width="512px" class="" src="https://image.cm.jstv.com/images/2021/5/2/2021521619917554316_0.jpg" alt="图片" data-fail="0" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box; word-wrap: break-word; height: auto !important; border-width: 0px; border-style: initial; border-color: initial; vertical-align: middle; display: inline; width: 512px !important; visibility: visible !important;"/>?</p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">暴雨来势迅猛，能引起江河泛滥，常常冲毁堤坝、房屋、道路、桥梁，淹没农田，也能将土壤中的有毒物质带入地下水，从而污染地下水，还能引发城市内涝，引起山洪暴发、泥石流和山体滑坡，造成严重的生命财产损失。</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">针对暴雨这种灾害性天气，我们应该事先做好这些准备：</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">1. 平时不要将垃圾、杂物丢入下水道、雨水井等排水设施中，以防堵塞，造成暴雨时积水成灾；</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">2. 对危险地带人员进行疏散，如：危旧房中的居民、低洼易积水住宅的群众等其他处于危险地带的人员；</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">3. 关紧门窗，对花盆、广告牌等易滑落物体进行加固、搬除，妥善安置室外物品；</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">4. 检查电路、炉火等设施，对于可能接触到积水的开关、插座提前进行拆除、封堵；</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">5. 小区、商场、公司相关部门按照职责做好防暴雨应急工作，注意地下室、车库等地下空间的排水畅通；</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">6. 密切关注城市排水系统、农田、鱼塘、易淹区域的水位，提前做好预排措施；</span></p><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">7. 相关应急处置部门和抢险单位加强值班，密切监视灾情，落实应对措施。</span></p></section></section></section></section></section><section data-support="96编辑器" data-style-id="30522" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 10px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; display: flex; justify-content: center; align-items: center;"><section data-width="90%" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; width: 609.297px;"><p style="margin-bottom: 0px; margin-left: 10px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 2px; text-align: left; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; color: rgb(126, 166, 255); box-sizing: border-box !important; overflow-wrap: break-word !important;">汛期的成因？</span></strong></span></p></section></section><section style="margin: -5px 0px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 0px; padding: 15px; max-width: 100%; box-sizing: border-box; word-wrap: break-word !important; background-color: rgb(232, 239, 255); border-radius: 0px 0px 10px 10px;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(86, 78, 60); text-align: left; letter-spacing: 2px; line-height: 1.75em; font-size: 15px;"><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; text-align: justify; line-height: 1.5em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">我国汛期主要是由于夏季暴雨和秋季连绵阴雨造成的。从全国来讲，汛期的起止时间不一样，主要由各地区的气候和降水情况决定。南方入汛时间较早，结束时间较晚；北方入汛时间较晚，结束时间较早。每年五至九月份，江淮流域降雨明显比其他月份多，习惯上把这一段时间称为汛期。汛期是一年中降水量最大时时期，容易引起洪涝灾害，因此应做好防汛工作。</span></p></section></section></section></section></section><section data-support="96编辑器" data-style-id="30522" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 10px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; display: flex; justify-content: center; align-items: center;"><section data-width="90%" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; width: 609.297px;"><p style="margin-bottom: 0px; margin-left: 10px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 2px; text-align: left; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; color: rgb(126, 166, 255); box-sizing: border-box !important; overflow-wrap: break-word !important;">入汛日期如何确定？</span></strong></span></p></section></section><section style="margin: -5px 0px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 0px; padding: 15px; max-width: 100%; box-sizing: border-box; word-wrap: break-word !important; background-color: rgb(232, 239, 255); border-radius: 0px 0px 10px 10px;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(86, 78, 60); text-align: left; letter-spacing: 2px; line-height: 1.75em; font-size: 15px;"><p style="margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; line-height: 1.5em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 16px; color: rgb(123, 12, 0);">根据《我国入汛日期确定办法（试行）》中的入汛标准，每年自3月1日起，连续3日累积雨量50毫米以上雨区的覆盖面积达到15万平方公里，或者任一入汛代表站发生超过警戒水位的洪水，那么当日即确定为入汛日期。</span></p></section></section></section></section></section><section data-support="96编辑器" data-style-id="30522" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 10px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; display: flex; justify-content: center; align-items: center;"><section data-width="90%" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; width: 609.297px;"><p style="margin-bottom: 0px; margin-left: 10px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 2px; text-align: left; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; color: rgb(126, 166, 255); box-sizing: border-box !important; overflow-wrap: break-word !important;">汛期的类型有哪些？</span></strong></span></p></section></section><section style="margin: -5px 0px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 0px; padding: 15px; max-width: 100%; box-sizing: border-box; word-wrap: break-word !important; background-color: rgb(232, 239, 255); border-radius: 0px 0px 10px 10px;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; text-indent: 2em; text-align: justify; line-height: 1.5em;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(123, 12, 0); font-size: 16px;">根据洪水发生的季节和成因不同，一般可分为4种汛期：</span></section><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; text-indent: 2em; text-align: justify; line-height: 1.5em;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(123, 12, 0); font-size: 16px;">(1)夏季暴雨为主产生的涨水期称为伏汛期；</span></section><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; text-indent: 2em; text-align: justify; line-height: 1.5em;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(123, 12, 0); font-size: 16px;">(2)秋季暴雨(或强连阴雨)为主产生的涨水期称为秋汛期；</span></section><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; text-indent: 2em; text-align: justify; line-height: 1.5em;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(123, 12, 0); font-size: 16px;">(3)冬、春季河道因冰凌阻塞、解冻引起的涨水期称凌汛期；</span></section><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; text-indent: 2em; text-align: justify; line-height: 1.5em;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(123, 12, 0); font-size: 16px;">(4)春季北方河源冰山或上游封冻冰盖融化为主产生的涨水期以及南方春夏之交进入雨季产生的涨水期称为春汛期。</span></section></section></section></section></section></section><section data-support="96编辑器" data-style-id="30522" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 10px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; display: flex; justify-content: center; align-items: center;"><section data-width="90%" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; width: 609.297px;"><p style="margin-bottom: 0px; margin-left: 10px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 2px; text-align: left; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; color: rgb(126, 166, 255); box-sizing: border-box !important; overflow-wrap: break-word !important;">汛期的特点？</span></strong></span></p></section></section><section style="margin: -5px 0px 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box; word-wrap: break-word !important; border-style: solid; border-width: 7px; border-color: transparent transparent rgb(232, 239, 255) rgb(232, 239, 255); width: 0px; height: 0px;"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></section><section style="margin: 0px; padding: 15px; max-width: 100%; box-sizing: border-box; word-wrap: break-word !important; background-color: rgb(232, 239, 255); border-radius: 0px 0px 10px 10px;"><section style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(86, 78, 60); text-align: left; letter-spacing: 2px; line-height: 1.75em; font-size: 15px;"><p style="margin-top: 10px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-indent: 2em; text-align: justify; line-height: 1.5em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(123, 12, 0); font-size: 16px;">由于我国各地气候不同，因此汛期的长短和时序也不相同。我国各地汛期开始时间随雨带的变化自南向北逐渐推迟，而汛期的长度则自南向北逐渐缩短。7~8月是全国大洪水出现频率最高的时间。</span></p></section></section></section></section></section></section>
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