stream velocity

简明释义

临

英英释义

例句

1.The stream velocity 水流速度 increases during heavy rainfall, affecting water quality.

在大雨期间，stream velocity 水流速度增加，影响水质。

2.Researchers found that the stream velocity 水流速度 was crucial for the survival of certain fish species.

研究人员发现，stream velocity 水流速度对于某些鱼类的生存至关重要。

3.Monitoring the stream velocity 水流速度 helps in predicting sediment transport in rivers.

监测stream velocity 水流速度有助于预测河流中的沉积物运输。

4.The study measured the stream velocity 水流速度 of the river to understand its impact on local ecosystems.

这项研究测量了河流的stream velocity 水流速度，以了解其对当地生态系统的影响。

5.Engineers need to calculate the stream velocity 水流速度 for designing effective flood control systems.

工程师需要计算stream velocity 水流速度，以设计有效的防洪系统。

作文

The concept of stream velocity is crucial in understanding the dynamics of flowing water. In simple terms, stream velocity refers to the speed at which water flows in a stream or river. This measurement is not only important for environmental scientists but also plays a significant role in various fields such as engineering, ecology, and even recreational activities like kayaking and fishing. Understanding stream velocity can help us assess the health of aquatic ecosystems, predict flood risks, and design effective water management systems.When we talk about stream velocity, we often consider several factors that influence it. The gradient of the riverbed, the amount of water flowing, and the presence of obstacles such as rocks or vegetation all affect how fast the water moves. For instance, in a steep, narrow canyon, the stream velocity is likely to be much higher than in a wide, flat area where the water has more space to spread out. The interaction between these physical characteristics and the flow of water can create diverse habitats for fish and other aquatic organisms, making it vital for ecological studies.Moreover, measuring stream velocity is essential for managing water resources. Engineers often need to know the flow rate of rivers when designing dams or bridges. If the stream velocity is too high, it could lead to erosion or structural damage. Conversely, if it is too low, it may not provide sufficient water supply for agricultural or municipal needs. Therefore, accurate measurements and predictions of stream velocity are necessary for sustainable development.In addition to its practical applications, stream velocity also has implications for climate change. As global temperatures rise, we see alterations in precipitation patterns and melting glaciers, which can impact river flows. Changes in stream velocity can affect sediment transport, nutrient cycling, and the overall health of aquatic ecosystems. Understanding these changes allows scientists to predict the potential impacts on biodiversity and water quality, which are critical for maintaining healthy environments.For recreational enthusiasts, knowing the stream velocity is equally important. Kayakers, for example, must understand the flow of the river to navigate safely. A rapid stream velocity can create dangerous conditions, while slower flows may provide a more leisurely experience. Fishermen also take into account the stream velocity when choosing fishing spots, as different species prefer different flow conditions.In conclusion, stream velocity is a multifaceted concept that holds significant importance across various domains. From ecological assessments to engineering applications and recreational activities, understanding the speed at which water flows is essential for sustainable management and conservation efforts. As we continue to face challenges related to climate change and urbanization, the study of stream velocity will remain a key focus for researchers and practitioners alike, ensuring that we maintain healthy ecosystems and manage our water resources effectively.

‘流速’的概念对于理解流动水体的动态至关重要。简单来说，‘流速’是指水在溪流或河流中流动的速度。这一测量不仅对环境科学家非常重要，还在工程、生态学，甚至皮划艇和钓鱼等休闲活动中发挥着重要作用。理解‘流速’可以帮助我们评估水生生态系统的健康状况，预测洪水风险，并设计有效的水资源管理系统。谈到‘流速’时，我们通常会考虑几个影响因素。河床的坡度、流动的水量以及岩石或植被等障碍物的存在都会影响水的流动速度。例如，在陡峭狭窄的峡谷中，‘流速’可能会比在宽阔平坦的区域高得多，因为水在这些地区有更多的空间扩散。这些物理特征与水流之间的相互作用可以为鱼类和其他水生生物创造多样的栖息地，因此对于生态研究至关重要。此外，测量‘流速’对于水资源管理也至关重要。工程师在设计大坝或桥梁时，往往需要知道河流的流量。如果‘流速’过快，可能导致侵蚀或结构损坏；反之，如果流速过慢，可能无法为农业或市政需求提供足够的水。因此，准确的‘流速’测量和预测对于可持续发展是必要的。除了实际应用外，‘流速’还与气候变化相关。随着全球气温上升，我们看到降水模式和冰川融化的变化，这可能会影响河流流动。‘流速’的变化可能影响沉积物运输、养分循环以及水生生态系统的整体健康。理解这些变化使科学家能够预测对生物多样性和水质的潜在影响，这对维持健康环境至关重要。对于休闲爱好者来说，了解‘流速’同样重要。例如，皮划艇者必须了解河流的流动情况，以确保安全航行。快速的‘流速’可能会造成危险，而较慢的流动则可能提供更悠闲的体验。钓鱼者在选择钓鱼地点时也会考虑‘流速’，因为不同的鱼类喜欢不同的流动条件。总之，‘流速’是一个多方面的概念，在各个领域都具有重要意义。从生态评估到工程应用，再到休闲活动，了解水流的速度对可持续管理和保护工作至关重要。随着我们继续面临气候变化和城市化带来的挑战，对‘流速’的研究将始终是研究人员和从业者的重点，确保我们保持健康的生态系统并有效管理水资源。