kinematic viscosity

简明释义

动粘滞性

英英释义

例句

1.In fluid dynamics, kinematic viscosity is crucial for determining how a fluid flows under gravity.

在流体动力学中，运动粘度对于确定流体在重力作用下的流动至关重要。

2.A higher kinematic viscosity indicates that the fluid is thicker and flows more slowly.

较高的运动粘度表明流体更稠，流动速度更慢。

3.The kinematic viscosity of water changes with temperature, affecting its flow rate.

水的运动粘度会随温度变化，影响其流速。

4.To optimize the lubricant, we need to analyze its kinematic viscosity at different temperatures.

为了优化润滑油，我们需要分析其在不同温度下的运动粘度。

5.The engineer measured the kinematic viscosity of the oil to ensure it met the required specifications.

工程师测量了油的运动粘度以确保其符合所需规格。

作文

Kinematic viscosity is a fundamental property of fluids that plays a crucial role in various fields, including engineering, meteorology, and even biology. Defined as the ratio of dynamic viscosity to density, kinematic viscosity (运动粘度) provides insight into how a fluid flows under the influence of gravity. Understanding this concept is essential for engineers who design systems involving fluid movement, such as pipelines, pumps, and even aerodynamics in vehicles.In engineering applications, kinematic viscosity (运动粘度) helps predict how fluids behave when they are subjected to different forces. For instance, in the oil and gas industry, knowing the kinematic viscosity (运动粘度) of crude oil is vital for determining how easily it can be transported through pipelines. If the kinematic viscosity (运动粘度) is too high, the oil may flow sluggishly, leading to increased energy costs and potential blockages in the system. Conversely, if it is too low, the oil might not provide adequate lubrication, risking damage to the equipment.Moreover, kinematic viscosity (运动粘度) is also significant in meteorology. The movement of air and water in the atmosphere and oceans is influenced by their kinematic viscosity (运动粘度). For example, when studying weather patterns, meteorologists consider how the kinematic viscosity (运动粘度) of air affects wind speeds and turbulence. A lower kinematic viscosity (运动粘度) in the atmosphere can lead to more chaotic weather conditions, while a higher value may result in more stable airflow.In biological contexts, kinematic viscosity (运动粘度) is important for understanding blood flow and the movement of other bodily fluids. The kinematic viscosity (运动粘度) of blood, for instance, can affect how efficiently oxygen and nutrients are delivered to cells. Medical professionals often study the kinematic viscosity (运动粘度) of blood to diagnose and treat conditions related to circulation and overall health.To measure kinematic viscosity (运动粘度), various methods can be employed, including capillary viscometers and rotational viscometers. These instruments provide precise measurements that allow scientists and engineers to quantify fluid behavior under different conditions. Understanding the kinematic viscosity (运动粘度) of a fluid can help in predicting its behavior in real-world applications, making it a critical parameter in fluid dynamics.In conclusion, kinematic viscosity (运动粘度) is an essential concept that underpins many scientific and engineering disciplines. Its applications range from designing efficient transportation systems to predicting weather patterns and understanding biological processes. By grasping the significance of kinematic viscosity (运动粘度), individuals can better appreciate the complexities of fluid behavior and its impact on the world around us.