thalweg

简明释义

英[ˈtɑːlveɡ;ˈθɑːlweɡ]美[ˈtɑlˌveɡ]

n. 海谷底线，海谷深泓线；最深谷底线

英英释义

单词用法

同义词

反义词

例句

1.The effects of permeable pile groynes laid out along the thalweg in control and guide the regime of the lower Yellow River have been studied through movable bed model tests.

通过河工动床模型试验，对沿治导线布设形式的透水桩坝在黄河下游控导河势的效果进行了研究。

2.The study shows that the technology and method of distilling the thalweg using DEM are practical and effective.

实验结果证明，利用DEM自动提取沟沿线是一种快速、有效的技术方法。

3.With quantitative thalweg evolution analysis in rivers coordinate system, the accurate thalweg of planar and vertical displacement of erosion and deposition can be calculated.

在河流坐标系中进行定量的深泓线演变分析，可精确计算深泓线的平面位移和垂向冲淤。

4.The thalweg in loess hill area is an important terrain structural line, reflecting topography and landform character.

黄土丘陵区的沟沿线，是反映该区地形地貌特征的重要的地形结构线。

5.With quantitative thalweg evolution analysis in rivers coordinate system, the accurate thalweg of planar and vertical displacement of erosion and deposition can be calculated.

在河流坐标系中进行定量的深泓线演变分析，可精确计算深泓线的平面位移和垂向冲淤。

6.Raster DEM grid search method is to obtain the riverbed thalweg through a two-dimensional matrix search with a certain height rules.

栅格DEM搜索法是通过二维高程矩阵按照一定规则进行搜索，获取河床深泓线；

7.The thalweg 河道中心线 often shifts due to erosion and sediment deposition.

由于侵蚀和沉积，thalweg 河道中心线 经常发生变化。

8.The river's thalweg 河道中心线 was mapped to determine the best location for the bridge.

为了确定桥梁的最佳位置，绘制了河流的thalweg 河道中心线。

9.The environmental study focused on the thalweg 河道中心线 to assess the impact of pollution.

这项环境研究集中在thalweg 河道中心线上，以评估污染的影响。

10.In hydrology, the thalweg 河道中心线 is crucial for understanding water flow dynamics.

在水文学中，thalweg 河道中心线 对于理解水流动态至关重要。

11.Surveyors used the thalweg 河道中心线 to establish property boundaries along the river.

测量员使用thalweg 河道中心线 来确定沿河的财产边界。

作文

The concept of a thalweg is often overlooked in discussions about rivers and waterways, yet it plays a crucial role in the understanding of how these natural systems function. A thalweg refers to the line that follows the deepest part of a river or stream, essentially marking the path of least resistance where water flows most rapidly. This term is derived from German, where 'thal' means valley and 'weg' means way or path. Understanding the thalweg is important not just for hydrology but also for environmental science, geography, and even law, particularly in matters concerning water rights and boundaries.In many cases, the thalweg can change due to various factors such as erosion, sediment deposition, and human intervention. For example, when a river meanders, the location of the thalweg shifts, which can lead to disputes over land ownership and water rights. In legal terms, the thalweg is often used as a boundary line between states or countries, especially when the border is defined by a river. Thus, understanding the dynamics of a thalweg is essential for policymakers and environmentalists alike.Furthermore, the ecological implications of the thalweg are significant. The areas around the thalweg often serve as habitats for various species of fish and other aquatic life. The flow dynamics associated with the thalweg create different environments within the river, such as pools and riffles, which support diverse biological communities. Therefore, preserving the integrity of the thalweg is vital for maintaining healthy ecosystems.In addition to its ecological importance, the thalweg can also be a focal point for recreational activities such as fishing, kayaking, and canoeing. Anglers often seek out the thalweg because it tends to hold larger fish that prefer deeper waters. Kayakers and canoeists may navigate along the thalweg to take advantage of the faster currents, making it an ideal route for adventure seekers. As such, the thalweg not only serves functional purposes in nature but also contributes to human enjoyment and recreation.However, the impact of climate change cannot be ignored when discussing the thalweg. Changes in precipitation patterns, increased flooding, and rising temperatures can alter the flow of rivers, thus affecting the thalweg. These changes can have cascading effects on both the environment and human activities that rely on stable water conditions. It is crucial for scientists and researchers to monitor the thalweg and understand how it is shifting in response to climate change.In conclusion, the term thalweg encompasses much more than just a geographical feature; it is a vital element that influences hydrology, ecology, and human interactions with waterways. By understanding the thalweg, we can better appreciate the complexities of river systems and their significance in our lives. Whether we are policymakers, environmentalists, or outdoor enthusiasts, recognizing the importance of the thalweg can lead to more informed decisions that benefit both nature and society.

“thalweg”这个概念在讨论河流和水道时常常被忽视，但它对理解这些自然系统的功能至关重要。“thalweg”指的是跟随河流或溪流最深部分的线，基本上标志着水流最迅速的最低阻力路径。这个术语源于德语，其中“thal”表示山谷，“weg”表示道路或路径。理解“thalweg”不仅对水文学重要，对环境科学、地理学，甚至法律（特别是涉及水权和边界问题）也非常重要。在许多情况下，由于侵蚀、沉积物沉积和人为干预等各种因素，“thalweg”的位置可能会发生变化。例如，当一条河流蜿蜒时，“thalweg”的位置会发生转移，这可能导致土地所有权和水权的争议。在法律术语中，“thalweg”常常被用作州或国家之间的边界线，特别是在边界由河流定义时。因此，理解“thalweg”的动态对政策制定者和环境保护者来说至关重要。此外，“thalweg”的生态影响也是显著的。围绕“thalweg”的区域通常作为各种鱼类和其他水生生物的栖息地。与“thalweg”相关的流动动态在河流中创造了不同的环境，如水池和急流，支持多样的生物群落。因此，保护“thalweg”的完整性对于维持健康的生态系统至关重要。除了生态重要性外，“thalweg”也可以成为钓鱼、皮划艇和独木舟等休闲活动的重点。钓鱼者通常寻找“thalweg”，因为它往往容纳更大的鱼类，它们更喜欢深水。皮划艇和独木舟运动员可能沿着“thalweg”航行，以利用更快的水流，使其成为冒险爱好者的理想路线。因此，“thalweg”不仅在自然中发挥功能作用，还为人类的享受和娱乐做出了贡献。然而，在讨论“thalweg”时，气候变化的影响不可忽视。降水模式的变化、洪水增加和气温上升可能会改变河流的流动，从而影响“thalweg”。这些变化可能对依赖稳定水文条件的环境和人类活动产生连锁反应。因此，科学家和研究人员必须监测“thalweg”，并了解它如何响应气候变化而发生转变。总之，术语“thalweg”包含的不仅仅是地理特征；它是一个重要元素，影响水文学、生态学以及人类与水道的互动。通过理解“thalweg”，我们可以更好地欣赏河流系统的复杂性及其在我们生活中的重要性。无论我们是政策制定者、环境保护者还是户外爱好者，认识到“thalweg”的重要性都能帮助我们做出更明智的决策，从而使自然和社会都受益。