flood hygrograph

简明释义

洪水过程线

英英释义

例句

1.Local authorities used the flood hygrograph to issue warnings for residents in low-lying areas.

当地当局利用洪水湿度图向低洼地区的居民发出警告。

2.Understanding the flood hygrograph helps in designing better drainage systems.

理解洪水湿度图有助于设计更好的排水系统。

3.The engineer analyzed the flood hygrograph to predict potential water damage in the area.

工程师分析了洪水湿度图以预测该地区可能的水损害。

4.The flood hygrograph provided crucial data for the emergency response team.

这张洪水湿度图为紧急响应团队提供了重要数据。

5.By studying the flood hygrograph, we can understand how moisture levels change during a flood.

通过研究洪水湿度图，我们可以了解洪水期间湿度水平的变化。

作文

In the field of hydrology, understanding the dynamics of water flow is crucial for managing water resources and mitigating flood risks. One important tool used by hydrologists is the flood hygrograph, which is a graphical representation that illustrates the relationship between rainfall, runoff, and the resulting flood levels over time. The flood hygrograph helps in analyzing how quickly a watershed responds to precipitation and how long it takes for floodwaters to recede. By studying this graph, scientists and engineers can predict potential flooding events and develop strategies to minimize their impact on communities.The flood hygrograph typically plots rainfall intensity against time on one axis, while the other axis displays the corresponding discharge or flow rate of water in a river or stream. This dual-axis representation allows for a comprehensive view of how rainfall translates into increased water levels in a given area. For instance, during a heavy rainstorm, the flood hygrograph will show a sharp rise in water levels shortly after the rainfall begins, indicating rapid runoff due to saturated ground conditions. Conversely, it will also demonstrate how the water levels gradually decline as the rain stops and the floodwaters recede.Understanding the flood hygrograph is essential not only for forecasting floods but also for designing effective drainage systems and flood control measures. Civil engineers often use these graphs when planning infrastructure projects, such as dams and levees, to ensure they can handle potential floodwaters. Additionally, urban planners rely on the data derived from flood hygrographs to make informed decisions about land use and zoning in flood-prone areas.Moreover, the flood hygrograph serves an educational purpose, helping the public understand the risks associated with flooding. By visualizing the relationship between rainfall and flood response, community members can appreciate the importance of preparedness and the need for effective emergency response plans. For instance, during flood awareness campaigns, local governments may present flood hygrographs to illustrate past flood events and promote safety measures.In conclusion, the flood hygrograph is a vital tool in hydrology that aids in understanding flood dynamics. It provides critical insights for scientists, engineers, and policymakers alike, enabling them to make informed decisions that protect lives and property from the devastating effects of floods. As climate change continues to influence weather patterns and increase the frequency of extreme weather events, the role of the flood hygrograph will become even more significant in our efforts to adapt and respond effectively to flooding challenges.

在水文学领域，理解水流的动态对于管理水资源和减轻洪水风险至关重要。水文学家使用的一个重要工具是洪水湿度图，它是一种图形表示，说明了降雨、径流及随时间变化的洪水水平之间的关系。洪水湿度图有助于分析一个流域对降水的响应速度以及洪水水位下降所需的时间。通过研究这张图，科学家和工程师可以预测潜在的洪水事件，并制定减少其对社区影响的策略。洪水湿度图通常在一个坐标轴上绘制降雨强度与时间的关系，而另一个坐标轴显示相应的河流或溪流的流量或排水速率。这种双轴表示法提供了降雨如何转化为特定区域水位上升的全面视图。例如，在一场大雨中，洪水湿度图将显示水位在降雨开始后迅速上升，表明由于地面饱和而导致的快速径流。相反，它还会展示当降雨停止并且洪水水位下降时，水位如何逐渐降低。理解洪水湿度图不仅对预测洪水至关重要，而且对设计有效的排水系统和洪水控制措施也非常重要。土木工程师在规划基础设施项目（如大坝和堤坝）时，常常使用这些图表，以确保它们能够应对潜在的洪水。此外，城市规划者依赖于从洪水湿度图中得出的数据来做出关于洪水易发地区土地使用和分区的明智决策。此外，洪水湿度图还具有教育意义，帮助公众理解洪水相关的风险。通过可视化降雨和洪水响应之间的关系，社区成员可以更好地认识到准备工作的重要性以及有效应急响应计划的必要性。例如，在洪水意识宣传活动中，当地政府可能会展示洪水湿度图，以说明过去的洪水事件并促进安全措施。总之，洪水湿度图是水文学中一个重要的工具，有助于理解洪水动态。它为科学家、工程师和政策制定者提供了关键的见解，使他们能够做出保护生命和财产免受洪水破坏性影响的明智决策。随着气候变化继续影响天气模式并增加极端天气事件的频率，洪水湿度图在我们适应和有效应对洪水挑战中的作用将变得更加重要。