aggrading stream

简明释义

1. 加积河; 2. 淤积河流;

英英释义

例句

1.Monitoring the aggrading stream is essential for predicting future sedimentation patterns.

监测这个堆积流对预测未来的沉积模式至关重要。

2.The aggrading stream caused changes in the landscape, creating new habitats for wildlife.

这个堆积流导致了地貌的变化，为野生动物创造了新的栖息地。

3.Flooding can occur when an aggrading stream raises the water level beyond its banks.

当堆积流使水位超过河岸时，可能会发生洪水。

4.Engineers studied the aggrading stream to understand its impact on local ecosystems.

工程师们研究了这个堆积流以了解其对当地生态系统的影响。

5.The river transformed into an aggrading stream as sediment began to accumulate on its bed.

随着沉积物开始在河床上积累，这条河流变成了一个堆积流。

作文

In the study of geology and hydrology, the term aggrading stream refers to a type of river or stream that is in a state of vertical growth. This occurs when the sediment being carried by the stream is deposited at a rate that exceeds the rate of erosion. As a result, the stream bed rises over time, creating a more elevated channel. Understanding the dynamics of an aggrading stream is crucial for various reasons, including environmental management, flood control, and infrastructure development. The process of aggradation can be influenced by several factors, including changes in water flow, sediment supply, and human activities. For instance, when a stream receives an increased amount of sediment from upstream due to construction or deforestation, it may transition into an aggrading stream. This change can lead to higher risks of flooding, as the elevated stream bed may cause water to overflow its banks during heavy rainfall. Moreover, aggrading streams can also impact local ecosystems. The accumulation of sediment can alter habitats for aquatic life, affecting species diversity and abundance. Fish populations, for example, may decline if their spawning grounds are buried under layers of sediment. Thus, understanding the conditions that lead to an aggrading stream is essential for maintaining healthy river ecosystems. Additionally, the presence of an aggrading stream can pose challenges for human infrastructure. Bridges, roads, and buildings located near these streams may face increased risk of damage due to flooding or instability caused by sediment deposition. Therefore, engineers and planners must take into account the potential for aggradation when designing structures near waterways. In conclusion, the concept of an aggrading stream is significant in both natural and human contexts. It highlights the intricate balance between sediment transport and deposition, and the consequences of this balance on the environment and society. By studying aggrading streams, we can better manage our waterways, protect ecosystems, and ensure the safety of our infrastructure in the face of changing environmental conditions.

在地质学和水文学的研究中，术语aggrading stream指的是一种处于垂直生长状态的河流或溪流。当流动的沉积物以超过侵蚀速率的速度被沉积时，就会发生这种情况。因此，河床随着时间的推移而上升，形成一个更高的河道。理解aggrading stream的动态对于环境管理、洪水控制和基础设施发展等各个方面至关重要。堆积过程可能受到多种因素的影响，包括水流变化、沉积物供应和人类活动。例如，当由于建筑或森林砍伐，上游的溪流收到更多的沉积物时，它可能会转变为aggrading stream。这种变化可能导致洪水风险增加，因为升高的河床可能导致在强降雨期间水溢出河岸。此外，aggrading streams还可能影响当地生态系统。沉积物的积累可能改变水生生物的栖息地，影响物种的多样性和丰度。例如，如果鱼类的产卵场被沉积物覆盖，它们的种群可能会下降。因此，理解导致aggrading stream的条件对于维护健康的河流生态系统至关重要。此外，aggrading stream的存在可能对人类基础设施构成挑战。位于这些溪流附近的桥梁、道路和建筑物可能面临因洪水或沉积物沉积造成的损坏风险。因此，工程师和规划者在设计靠近水道的结构时，必须考虑堆积的潜在风险。总之，aggrading stream的概念在自然和人类背景下都具有重要意义。它突显了沉积物运输与沉积之间微妙的平衡，以及这种平衡对环境和社会的影响。通过研究aggrading streams，我们可以更好地管理我们的水道，保护生态系统，并确保在环境条件变化面前我们基础设施的安全。