compressible skin friction

简明释义

可压缩流体的表面摩擦

英英释义

例句

1.Engineers must calculate compressible skin friction 可压缩皮肤摩擦 when simulating airflow over a car body in a wind tunnel.

工程师在风洞中模拟汽车车身气流时必须计算可压缩皮肤摩擦 可压缩皮肤摩擦。

2.The impact of compressible skin friction 可压缩皮肤摩擦 on the overall aerodynamic efficiency cannot be overlooked.

不可忽视可压缩皮肤摩擦 可压缩皮肤摩擦 对整体空气动力效率的影响。

3.The design of the aircraft wing must account for compressible skin friction 可压缩皮肤摩擦 to ensure optimal performance at high speeds.

飞机机翼的设计必须考虑到可压缩皮肤摩擦 可压缩皮肤摩擦，以确保在高速下的最佳性能。

4.During high-speed flight, the effects of compressible skin friction 可压缩皮肤摩擦 become more pronounced and need to be managed carefully.

在高速飞行中，可压缩皮肤摩擦 可压缩皮肤摩擦 的影响变得更加明显，需要仔细管理。

5.In fluid dynamics, understanding compressible skin friction 可压缩皮肤摩擦 is essential for predicting drag forces on vehicles.

在流体动力学中，理解可压缩皮肤摩擦 可压缩皮肤摩擦 对于预测车辆的阻力至关重要。

作文

In the field of fluid dynamics, understanding the concept of compressible skin friction is crucial for engineers and scientists working on high-speed aerodynamics. This term refers to the frictional resistance experienced by a surface when a compressible fluid, such as air at high speeds, flows over it. Unlike incompressible fluids, where the density remains constant, compressible fluids can change density significantly due to variations in pressure and temperature. This phenomenon becomes particularly important in the design of aircraft and rockets, where speeds often exceed the speed of sound. When an aircraft travels at supersonic speeds, the airflow around its surfaces becomes compressible. As the air compresses, it leads to changes in the flow characteristics, which in turn affects the compressible skin friction experienced by the aircraft. Engineers must account for these changes to accurately predict drag forces and optimize fuel efficiency. A deeper understanding of compressible skin friction allows for better aerodynamic designs that minimize resistance and enhance performance.The study of compressible skin friction involves complex mathematical modeling and computational fluid dynamics (CFD) simulations. These tools help researchers analyze how different shapes and materials influence the friction experienced by a moving object. For instance, a streamlined shape may reduce compressible skin friction compared to a blunt object, demonstrating the importance of design in aerodynamic efficiency.Moreover, the effects of compressible skin friction are not limited to aircraft. High-speed trains and automobiles also experience this phenomenon, particularly when they approach higher velocities. Engineers must consider compressible skin friction when designing vehicles intended for high-speed travel to ensure safety and efficiency.In conclusion, the concept of compressible skin friction plays a vital role in the fields of aerospace engineering and fluid dynamics. As technology advances and speeds increase, understanding this phenomenon will become even more critical. Future innovations in materials and design will likely focus on minimizing compressible skin friction to improve performance and sustainability in transportation systems, making it an essential area of study for upcoming engineers and scientists.

在流体动力学领域，理解“可压缩表面摩擦”这一概念对于从事高速气动学的工程师和科学家至关重要。这个术语指的是当可压缩流体（如高速下的空气）流过一个表面时所经历的摩擦阻力。与不可压缩流体不同，不可压缩流体的密度保持不变，而可压缩流体可以由于压力和温度的变化而显著改变密度。这一现象在飞机和火箭的设计中尤为重要，因为这些设备的速度往往超过音速。当飞机以超音速飞行时，围绕其表面的气流变得可压缩。随着空气的压缩，流动特性发生变化，这反过来又影响了飞机所经历的可压缩表面摩擦。工程师必须考虑这些变化，以准确预测阻力并优化燃油效率。对可压缩表面摩擦的深入理解使得更好的空气动力学设计成为可能，从而最大限度地减少阻力，提高性能。对可压缩表面摩擦的研究涉及复杂的数学建模和计算流体动力学（CFD）模拟。这些工具帮助研究人员分析不同形状和材料如何影响移动物体所经历的摩擦。例如，流线型的形状可能比钝形物体减少可压缩表面摩擦，这表明设计在空气动力学效率中的重要性。此外，可压缩表面摩擦的影响不仅限于飞机。高速列车和汽车在接近更高速度时也会经历这种现象。工程师在设计用于高速旅行的车辆时，必须考虑可压缩表面摩擦，以确保安全和效率。总之，“可压缩表面摩擦”这一概念在航空航天工程和流体动力学领域发挥着至关重要的作用。随着技术的进步和速度的提高，理解这一现象将变得更加关键。未来材料和设计的创新可能会集中在最小化可压缩表面摩擦上，以改善交通系统的性能和可持续性，使其成为未来工程师和科学家的重要研究领域。