broad crested weir

简明释义

宽顶堰

英英释义

例句

1.The broad crested weir 宽顶堰 helps to create a calm pool upstream, which benefits aquatic life.

该宽顶堰 宽顶堰有助于在上游形成一个平静的水池，这对水生生物有利。

2.The broad crested weir 宽顶堰 was constructed to help manage floodwaters during heavy rains.

该宽顶堰 宽顶堰的建造是为了帮助在大雨期间管理洪水。

3.The design of the broad crested weir 宽顶堰 allows for a more stable flow measurement in rivers.

这种宽顶堰 宽顶堰的设计允许在河流中进行更稳定的流量测量。

4.During the site visit, we measured the flow over the broad crested weir 宽顶堰 to ensure it met regulatory standards.

在现场访问期间，我们测量了流经宽顶堰 宽顶堰的水流，以确保其符合监管标准。

5.Engineers often choose a broad crested weir 宽顶堰 for its ability to handle large volumes of water without causing turbulence.

工程师通常选择宽顶堰 宽顶堰，因为它能够处理大量水流而不引起湍流。

作文

Water management is a crucial aspect of environmental engineering, especially in areas where water resources are scarce or need to be efficiently controlled. One important structure used in managing water flow is the broad crested weir (宽顶堰). This type of weir is designed to measure and control the flow of water in rivers, canals, and other water bodies. Unlike traditional weirs that have a sharp edge, the broad crested weir features a flat crest that extends horizontally across the channel. This design allows for a more stable flow measurement and reduces the turbulence typically associated with narrower weirs.The primary function of a broad crested weir is to create a controlled drop in water level, which can be used to regulate water flow downstream. By adjusting the height of the weir, engineers can manage the flow rate, ensuring that it meets the needs of agricultural irrigation, municipal water supply, and flood control. This is particularly important in regions that experience seasonal variations in rainfall and water availability.One of the advantages of using a broad crested weir is its ability to handle large volumes of water without causing excessive turbulence. This characteristic makes it ideal for measuring flow rates accurately, as the water flows smoothly over the broad crest. Engineers often use these structures in combination with flow measurement devices to obtain precise data on water levels and flow rates, which is essential for effective water resource management.In addition to their functional benefits, broad crested weirs can also enhance the aesthetic appeal of waterways. When designed thoughtfully, they can blend seamlessly into the natural landscape, providing not only utility but also beauty. Many communities have embraced the idea of incorporating such structures into parks and recreational areas, allowing residents to enjoy the sights and sounds of flowing water while benefiting from improved water management.However, constructing a broad crested weir requires careful planning and consideration of various factors, including the local environment, sediment transport, and aquatic life. Engineers must conduct thorough assessments to ensure that the weir does not negatively impact fish migration or disrupt the natural ecosystem. Additionally, proper maintenance is essential to prevent issues such as sediment buildup, which can affect the weir's performance over time.In conclusion, the broad crested weir (宽顶堰) is an essential tool in the field of water management. Its unique design allows for effective flow regulation and measurement while minimizing turbulence. As communities continue to face challenges related to water scarcity and management, the importance of structures like the broad crested weir will only grow. By understanding and utilizing these structures effectively, we can better manage our water resources and work towards sustainable solutions for future generations.

水管理是环境工程中的一个关键方面，尤其是在水资源稀缺或需要高效控制的地区。用于管理水流的重要结构之一是宽顶堰。这种类型的堰设计用于测量和控制河流、运河和其他水体中的水流。与传统的尖顶堰不同，宽顶堰具有一个水平延伸的平坦顶部。这种设计允许更稳定的流量测量，并减少了通常与狭窄堰相关的湍流。宽顶堰的主要功能是创造一个受控的水位下降，这可以用来调节下游的水流。通过调整堰的高度，工程师可以管理流量，确保满足农业灌溉、市政供水和防洪的需要。这在经历季节性降雨和水资源变化的地区尤为重要。使用宽顶堰的一个优点是它能够处理大量水流而不会造成过多的湍流。这一特性使其成为准确测量流量的理想选择，因为水流平稳地越过宽阔的顶部。工程师常常将这些结构与流量测量设备结合使用，以获得水位和流量的精确数据，这对有效的水资源管理至关重要。除了功能性好处外，宽顶堰还可以增强水道的美观。当设计得当时，它们可以无缝融入自然景观，不仅提供实用性，还增添美感。许多社区已经接受将这类结构纳入公园和休闲区的理念，让居民在享受流动水的声音和景象的同时，受益于改善的水管理。然而，建设宽顶堰需要仔细规划和考虑各种因素，包括当地环境、沉积物运输和水生生物。工程师必须进行彻底评估，以确保堰不会对鱼类迁徙产生负面影响或破坏自然生态系统。此外，适当的维护对于防止沉积物积聚等问题至关重要，这可能会随着时间的推移影响堰的性能。总之，宽顶堰是水管理领域的重要工具。其独特的设计允许有效的流量调节和测量，同时最小化湍流。随着社区继续面临与水资源稀缺和管理相关的挑战，像宽顶堰这样的结构的重要性只会增加。通过有效理解和利用这些结构，我们可以更好地管理水资源，并为未来几代人努力实现可持续解决方案。