drainage area

简明释义

排水面积

英英释义

例句

1.The environmental study focused on the pollution levels in the drainage area.

环境研究集中在排水区的污染水平上。

2.Urban development can alter the natural drainage area and impact water flow.

城市开发可以改变自然的排水区，并影响水流。

3.To assess flood risks, we need to analyze the drainage area of the region.

为了评估洪水风险，我们需要分析该地区的排水区。

4.The river's flow is heavily influenced by the size of its drainage area.

河流的流量受其排水区的大小影响很大。

5.Farmers need to understand the drainage area to manage irrigation effectively.

农民需要了解排水区以有效管理灌溉。

作文

The concept of a drainage area refers to a specific geographic region where all the precipitation and surface water flows into a common outlet, such as a river, lake, or ocean. Understanding the importance of a drainage area is crucial for various fields, including hydrology, environmental science, and urban planning. A well-defined drainage area plays a significant role in managing water resources, predicting flooding, and maintaining ecosystem health.In hydrology, the study of water movement and distribution, the drainage area serves as a fundamental unit of analysis. It helps scientists and engineers assess how much water can be expected to flow through a particular point in a river system during rainfall events. For instance, larger drainage areas typically produce more runoff due to the increased amount of land that contributes water to the rivers. This information is vital for designing infrastructure such as bridges, dams, and stormwater management systems.Moreover, understanding the dynamics of a drainage area is essential for flood prediction and management. By analyzing rainfall patterns and soil types within a drainage area, meteorologists can forecast potential flooding events. This knowledge allows communities to prepare and implement preventive measures, such as building levees or creating retention basins, to mitigate the impact of floods on human life and property. In urban areas, where impervious surfaces like roads and buildings are prevalent, the drainage area becomes even more critical. The rapid accumulation of water due to these surfaces can lead to flash flooding, making it necessary for city planners to design effective drainage systems that can handle excessive runoff.In addition to its significance in water management, the drainage area also influences the health of local ecosystems. Rivers and streams within a drainage area provide habitats for various aquatic species, and the quality of water in these bodies is affected by the land use practices within the same area. For example, agricultural activities can lead to runoff containing fertilizers and pesticides, which may harm aquatic life. Therefore, protecting the integrity of a drainage area is essential for preserving biodiversity and ensuring clean water for both humans and wildlife.Furthermore, the concept of a drainage area extends beyond natural landscapes. In urban environments, the management of drainage areas involves implementing green infrastructure solutions, such as rain gardens and permeable pavements, which help to absorb and filter stormwater. These practices not only reduce the risk of flooding but also enhance the aesthetic value of neighborhoods and promote community engagement with nature.In conclusion, the drainage area is a vital component of our water systems, influencing everything from flood management to ecosystem health. As climate change continues to alter precipitation patterns and increase the frequency of extreme weather events, understanding and managing drainage areas will become increasingly important. By prioritizing sustainable practices and effective planning, we can protect our water resources and ensure a healthier environment for future generations.

“排水区域”这一概念指的是一个特定的地理区域，所有的降水和地表水都流向一个共同的出口，如河流、湖泊或海洋。理解“排水区域”的重要性对于水文学、环境科学和城市规划等多个领域至关重要。一个明确的“排水区域”在管理水资源、预测洪水和维护生态系统健康方面发挥着重要作用。在水文学中，水的运动和分布研究，“排水区域”是分析的基本单元。它帮助科学家和工程师评估在降雨事件中，特定河流系统某一点预计会有多少水流。例如，较大的“排水区域”通常会产生更多的径流，因为贡献水到河流的土地面积增加。这些信息对于设计基础设施，如桥梁、坝和雨水管理系统至关重要。此外，理解“排水区域”的动态对于洪水预测和管理至关重要。通过分析“排水区域”内的降雨模式和土壤类型，气象学家可以预测潜在的洪水事件。这种知识使社区能够准备并实施预防措施，如修建堤防或创建蓄水池，以减轻洪水对人类生活和财产的影响。在城市地区，由于不透水的表面（如道路和建筑物）普遍存在，“排水区域”变得更加关键。这些表面的水迅速积聚可能导致突发洪水，因此城市规划者必须设计有效的排水系统，以应对过量的径流。除了在水管理中的重要性外，“排水区域”还影响当地生态系统的健康。河流和溪流在“排水区域”内为各种水生物种提供栖息地，而这些水体的水质受到同一区域内土地使用实践的影响。例如，农业活动可能导致含有肥料和农药的径流，这可能危害水生生物。因此，保护“排水区域”的完整性对于维护生物多样性和确保人类和野生动物的清洁水源至关重要。此外，“排水区域”的概念不仅限于自然景观。在城市环境中，“排水区域”的管理涉及实施绿色基础设施解决方案，如雨水花园和透水铺装，这有助于吸收和过滤雨水。这些做法不仅减少了洪水风险，还增强了社区的美学价值，并促进了社区与自然的互动。总之，“排水区域”是我们水系统的重要组成部分，影响着从洪水管理到生态系统健康的方方面面。随着气候变化继续改变降水模式并增加极端天气事件的频率，理解和管理“排水区域”将变得越来越重要。通过优先考虑可持续实践和有效规划，我们可以保护我们的水资源，确保未来几代人拥有更健康的环境。