stream channel

简明释义

河床

英英释义

例句

1.The park's walking trails follow the winding path of the stream channel 溪流通道 to enhance the natural beauty.

公园的步道沿着stream channel 溪流通道 的蜿蜒路径延伸，以增强自然美景。

2.Sediment buildup in the stream channel 溪流通道 can hinder water flow and affect aquatic life.

在stream channel 溪流通道 中的沉积物堆积会阻碍水流并影响水生生物。

3.The engineers designed the new bridge to span the stream channel 溪流通道 without disrupting the local ecosystem.

工程师们设计的新桥跨越了stream channel 溪流通道，并没有破坏当地的生态系统。

4.During the rainy season, the stream channel 溪流通道 can swell and cause flooding in nearby areas.

在雨季，stream channel 溪流通道 会膨胀并导致附近地区洪水泛滥。

5.We observed various fish species thriving in the clear waters of the stream channel 溪流通道.

我们观察到各种鱼类在stream channel 溪流通道 清澈的水域中繁衍生息。

作文

The concept of a stream channel is essential in understanding how water flows through various landscapes. A stream channel refers to the physical confines of a stream, including the banks and the bed where water flows. This term is crucial in fields such as hydrology, environmental science, and civil engineering. The characteristics of a stream channel can significantly influence the ecosystem surrounding it, affecting both aquatic and terrestrial life. When we observe a stream channel, we notice that it is not just a simple pathway for water. Instead, it is a dynamic system shaped by various factors, including the volume of water flowing through it, the speed of the current, and the material that makes up the channel bed. For instance, a stream channel with a steep gradient may have fast-moving water, which can erode the banks and create a wider channel over time. Conversely, a gently sloping stream channel may allow sediment to settle, resulting in a narrower and shallower waterway.The shape and size of a stream channel can also change due to natural events like floods or human activities such as construction and land development. Understanding these changes is vital for maintaining healthy ecosystems. For example, when a stream channel is altered, it can disrupt the habitats of fish and other wildlife that depend on specific conditions within the channel. Moreover, changes in a stream channel can lead to increased flooding risks in nearby areas, as the modified flow patterns may not manage excess water effectively.In addition to its ecological importance, the study of stream channels has practical applications. Engineers often design structures such as bridges and dams with careful consideration of the stream channel. They must account for the potential impact of their constructions on the natural flow of the stream. If a bridge is built too low over a stream channel, it may become submerged during high water events, posing safety risks and causing damage.Furthermore, the management of stream channels is crucial for flood control and water quality. Properly maintained stream channels can help mitigate the impacts of heavy rainfall by allowing water to flow freely without overflowing into populated areas. Additionally, healthy stream channels can filter pollutants from runoff, improving water quality for both human use and aquatic life.In conclusion, the stream channel is much more than just a path for water; it is a vital component of our environment that influences ecosystems, human infrastructure, and water management practices. By studying and understanding stream channels, we can better appreciate their role in nature and work towards preserving them for future generations. Whether observing the gentle meander of a small creek or the powerful rush of a river, the significance of the stream channel is evident in its ability to shape the world around us.

“溪流通道”的概念对于理解水如何在各种地形中流动至关重要。“溪流通道”指的是溪流的物理界限，包括水流的岸边和床底。这个术语在水文学、环境科学和土木工程等领域中至关重要。“溪流通道”的特征可以显著影响周围的生态系统，影响水生和陆生生命。当我们观察一个“溪流通道”时，我们会发现它不仅仅是水的简单通道。相反，它是一个动态系统，由多种因素塑造，包括流经其中的水量、水流速度以及构成通道床的材料。例如，具有陡峭坡度的“溪流通道”可能有快速流动的水，这可能会侵蚀岸边并随着时间的推移形成更宽的通道。相反，缓坡的“溪流通道”可能允许沉积物沉淀，导致水道变得更窄和更浅。“溪流通道”的形状和大小也可能由于自然事件如洪水或人类活动如建筑和土地开发而发生变化。理解这些变化对维持健康的生态系统至关重要。例如，当“溪流通道”被改变时，可能会破坏依赖于通道内特定条件的鱼类和其他野生动物的栖息地。此外，“溪流通道”的变化可能会导致附近地区洪水风险增加，因为修改后的水流模式可能无法有效管理多余的水。除了生态重要性之外，对“溪流通道”的研究还有实际应用。工程师在设计桥梁和大坝等结构时，必须仔细考虑“溪流通道”。他们必须考虑其建设对溪流自然流动的潜在影响。如果一座桥在“溪流通道”上建得太低，在高水事件中可能会被淹没，造成安全风险和损害。此外，“溪流通道”的管理对于防洪和水质至关重要。适当维护的“溪流通道”可以帮助减轻强降雨的影响，使水能够自由流动，而不会溢出到人口稠密的地区。此外，健康的“溪流通道”可以过滤径流中的污染物，提高人类使用和水生生命的水质。总之，“溪流通道”不仅仅是水的通道；它是我们环境的重要组成部分，影响生态系统、人类基础设施和水管理实践。通过研究和理解“溪流通道”，我们可以更好地欣赏它们在自然界中的作用，并努力保护它们以供后代使用。无论是观察小溪的温和弯曲还是河流的强劲奔流，“溪流通道”的重要性在于它塑造了我们周围的世界。