overflow weir

简明释义

溢流孔

英英释义

例句

1.The design of the overflow weir allows for controlled water release from the lake.

该溢流堰的设计允许从湖泊中控制水的释放。

2.The overflow weir is an essential component of the dam's water management system.

在大坝的水管理系统中，溢流堰是一个重要组成部分。

3.During the inspection, we noticed debris blocking the overflow weir, which could lead to potential issues.

在检查过程中，我们注意到有杂物堵塞了溢流堰，这可能导致潜在问题。

4.Engineers designed the overflow weir to prevent flooding during heavy rainfall.

工程师设计了溢流堰以防止在大雨期间发生洪水。

5.The water level in the reservoir reached the top of the overflow weir, causing excess water to flow out.

水库的水位达到了溢流堰的顶部，导致多余的水流出。

作文

Water management is a crucial aspect of civil engineering and environmental science. One of the essential structures used in controlling water flow is the overflow weir. An overflow weir (溢流堰) is a barrier that allows excess water to flow over it, ensuring that water levels do not rise too high in a reservoir or other water bodies. This mechanism is vital for preventing flooding, maintaining water quality, and managing aquatic ecosystems. In this essay, I will explore the significance, design, and applications of overflow weirs in various contexts.The primary purpose of an overflow weir is to regulate water levels. For instance, in a dam or a levee system, if the water level exceeds a certain threshold due to heavy rainfall or melting snow, the overflow weir allows the surplus water to escape safely. This controlled release helps to prevent potential damage to infrastructure and surrounding areas. Without such structures, excessive pressure on dams could lead to catastrophic failures, resulting in loss of life and property.In addition to flood control, overflow weirs play a significant role in maintaining water quality in lakes, rivers, and reservoirs. By allowing excess water to overflow, these structures can help reduce the concentration of pollutants that may accumulate during periods of heavy rain. For example, stormwater runoff often carries debris, chemicals, and sediments into water bodies. The overflow weir can act as a natural filtration system, helping to manage the quality of water by promoting the settling of sediments before they enter the main body of water.The design of an overflow weir varies depending on its intended use and the specific environmental conditions. Engineers must consider factors such as the expected volume of water, the slope of the land, and the types of materials used in construction. A well-designed overflow weir will not only efficiently manage water flow but also blend harmoniously with the surrounding landscape. In some cases, these structures are constructed from concrete, while in others, they may be made from natural materials like rocks and vegetation, which can enhance the aesthetic appeal of the area.Moreover, overflow weirs are not limited to large-scale projects. They can also be found in smaller settings, such as residential rain gardens or backyard ponds. Homeowners can implement overflow weirs to manage water runoff effectively, promoting better drainage and preventing soil erosion. This practice not only protects the property but also contributes to sustainable water management practices at the community level.In conclusion, the overflow weir (溢流堰) is an indispensable tool in water management, offering solutions for flood control, water quality maintenance, and ecological balance. Its design and application vary widely, reflecting the diverse needs of different environments. As climate change continues to impact weather patterns and water availability, the importance of overflow weirs will only grow. Understanding and implementing effective water management strategies, including the use of overflow weirs, will be crucial for ensuring the safety and sustainability of our water resources for future generations.

水管理是土木工程和环境科学的一个重要方面。控制水流的基本结构之一是溢流堰。溢流堰（overflow weir）是一种障碍物，允许多余的水流过它，确保水库或其他水体中的水位不会升得太高。这种机制对于防止洪水、维护水质和管理水生生态系统至关重要。在这篇文章中，我将探讨溢流堰在各种背景下的重要性、设计和应用。溢流堰的主要目的是调节水位。例如，在大坝或堤坝系统中，如果由于强降雨或融雪，水位超过某个阈值，溢流堰会安全地释放多余的水。这种受控释放有助于防止对基础设施和周边地区的潜在损害。如果没有这样的结构，大坝上的过度压力可能导致灾难性的故障，造成生命和财产的损失。除了洪水控制，溢流堰在维持湖泊、河流和水库的水质方面也发挥着重要作用。通过允许多余的水溢出，这些结构可以帮助减少在强降雨期间可能积聚的污染物浓度。例如，暴雨径流通常会将碎屑、化学物质和沉积物带入水体。溢流堰可以作为一种自然过滤系统，有助于管理水质，通过促进沉积物在进入主水体之前的沉降。溢流堰的设计因其预期用途和特定环境条件而异。工程师必须考虑诸如预期水量、土地坡度和所用材料类型等因素。设计良好的溢流堰不仅能够有效管理水流，同时也能与周围景观和谐融合。在某些情况下，这些结构是用混凝土建造的，而在其他情况下，它们可能由天然材料如岩石和植物制成，从而增强该地区的美观。此外，溢流堰并不限于大型项目。它们也可以在较小的环境中找到，例如住宅雨水花园或后院池塘。房主可以实施溢流堰来有效管理水流，促进更好的排水，防止土壤侵蚀。这种做法不仅保护了财产，还为社区层面的可持续水管理实践做出了贡献。总之，溢流堰（overflow weir）是水管理中不可或缺的工具，为洪水控制、水质维护和生态平衡提供了解决方案。其设计和应用范围广泛，反映了不同环境的多样化需求。随着气候变化继续影响天气模式和水资源的可用性，溢流堰的重要性只会增加。理解和实施有效的水管理策略，包括使用溢流堰，对于确保未来几代人水资源的安全和可持续性至关重要。