backset eddy

简明释义

逆涡流;

英英释义

例句

1.The diver discovered that the backset eddy (回流涡流) was stronger than expected, making it difficult to swim back to the surface.

潜水员发现这个backset eddy（回流涡流）比预期的要强，导致他很难游回水面。

2.The kayaker struggled against the current, but the sudden appearance of a backset eddy (回流涡流) gave him a moment to rest.

皮划艇运动员在水流中挣扎，但突然出现的一个backset eddy（回流涡流）让他有了片刻休息。

3.When fishing in the river, I always look for a backset eddy (回流涡流) where the fish tend to gather.

在河里钓鱼时，我总是寻找一个backset eddy（回流涡流），因为鱼通常会聚集在那里。

4.In whitewater rafting, navigating a backset eddy (回流涡流) can be both a challenge and an opportunity to regroup.

在激流漂流中，驾驭一个backset eddy（回流涡流）既是挑战也是重新集结的机会。

5.The backset eddy (回流涡流) formed behind the rock created a perfect spot for resting paddlers.

岩石后形成的backset eddy（回流涡流）为休息的划船者提供了一个完美的地方。

作文

In the study of fluid dynamics, understanding various flow patterns is essential for predicting how fluids behave in different environments. One such phenomenon that often arises in rivers, lakes, and even oceans is the formation of eddies. Among these, the term backset eddy refers to a specific type of eddy that plays a crucial role in the movement of water and sediment. To grasp the significance of a backset eddy, we must first explore what eddies are and how they form.Eddies are circular movements of water that occur when the flow of a fluid encounters an obstacle or changes direction suddenly. These swirling motions can be observed in various settings, from a small stream flowing over rocks to the vast currents of the ocean. When a current flows past an obstruction, it can create a low-pressure area behind it, leading to the formation of an eddy. The backset eddy, in particular, forms in the opposite direction to the main flow of water, often resulting in a backflow that can influence sediment transport and aquatic life.The importance of backset eddys cannot be overstated. In natural ecosystems, these eddies can create habitats for fish and other aquatic organisms. The backflow generated by a backset eddy can provide refuge for young fish, allowing them to grow in areas where larger predators cannot reach. Additionally, the mixing of nutrients caused by these eddies contributes to a healthy aquatic environment, promoting biodiversity.From a practical perspective, understanding backset eddys is vital for engineers and environmental scientists who work on projects involving rivers and waterways. For instance, when designing dams or bridges, professionals must consider how backset eddys will affect sediment deposition and erosion patterns. Ignoring these factors can lead to structural failures or unexpected changes in the landscape.Moreover, backset eddys also play a significant role in recreational activities such as kayaking and fishing. For kayakers, recognizing the presence of a backset eddy can be crucial for navigating safely through turbulent waters. These backflows can either assist or hinder a paddler's progress, depending on their direction and strength. Fishermen, too, often seek out areas influenced by backset eddys, as these spots can be rich in fish due to the unique habitats they create.In conclusion, the concept of a backset eddy is not merely an academic curiosity but a vital component of our understanding of fluid dynamics and its applications in the natural world. From supporting aquatic ecosystems to informing engineering practices and enhancing recreational experiences, backset eddys demonstrate the intricate relationships between water flow and the environment. As we continue to study these phenomena, we gain deeper insights into the complexities of our planet's waterways and the life they support.

在流体动力学的研究中，理解各种流动模式对于预测流体在不同环境中的行为至关重要。其中一种现象经常出现在河流、湖泊甚至海洋中，即涡流的形成。在这些涡流中，术语backset eddy指的是一种特定类型的涡流，它在水和沉积物的运动中起着关键作用。要理解backset eddy的重要性，我们首先必须探讨什么是涡流以及它们是如何形成的。涡流是水的圆形运动，当流体的流动遇到障碍物或突然改变方向时会发生这种情况。这些旋转运动可以在各种环境中观察到，从流过岩石的小溪到广阔的海洋潮流。当水流经过障碍物时，会在其后方形成一个低压区，从而导致涡流的形成。特别是backset eddy，它形成的方向与主流相反，通常会导致反向流动，从而影响沉积物的运输和水生生物。backset eddy的重要性不容小觑。在自然生态系统中，这些涡流可以为鱼类和其他水生生物创造栖息地。backset eddy产生的回流可以为幼鱼提供庇护，使它们能够在大型捕食者无法到达的地方生长。此外，这些涡流引起的养分混合有助于维持健康的水生环境，促进生物多样性。从实际角度来看，了解backset eddy对于从事河流和水道项目的工程师和环境科学家至关重要。例如，在设计大坝或桥梁时，专业人员必须考虑backset eddy将如何影响沉积物沉积和侵蚀模式。忽视这些因素可能导致结构故障或景观的意外变化。此外，backset eddy在皮划艇和钓鱼等休闲活动中也发挥着重要作用。对于皮划艇爱好者来说，认识到backset eddy的存在对于安全地穿越湍急水域至关重要。这些回流可以根据其方向和强度来帮助或阻碍划桨者的进展。钓鱼者也常常寻求受backset eddy影响的区域，因为这些地方由于其创造的独特栖息地而富含鱼类。总之，backset eddy的概念不仅仅是一个学术上的好奇，而是我们理解流体动力学及其在自然界中应用的重要组成部分。从支持水生生态系统到为工程实践提供信息，再到增强休闲体验，backset eddy展示了水流与环境之间的复杂关系。随着我们继续研究这些现象，我们对地球水道及其支持的生命的复杂性有了更深入的了解。