downwash
气流下洗
常用释义
英音[ ˈdaʊnwɒʃ ]
美音[ ˈdaʊnˌwɑːʃ ]
基本释义
- n. 气流下洗；向下运动；由高处冲下的物质
例句
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1·Finally the rotor downwash velocity distribution along rocket trajectory is found with brief analysis.最后，计算结果展示了旋翼下洗速度在火箭轨道上的分布，并作了简要分析。
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2·Dust effects when driving over certain surfaces, rotor downwash effects for helicopters and VTOL aircraft.粉尘影响驾车时的某些表面，转子影响直升机和垂直起降飞机。
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3·The forming, the distribution and the influence of the downwash flow on helicopter main rotor are discussed.探讨了直升机旋翼下洗流的形成、分布和影响。
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4·First, free wake analysis was carried out to calculate the rotor wake geometry and the downwash around the engine jet space.首先应用自由尾流分析技术来计算旋翼尾迹和发动机绕排流空间的洗流速度。
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5·Image method ideal vortex model is used for the analysis of how ground effect impacts wingtip vortex and airflow downwash angle.采用镜像法理想涡模型分析了地面效应对翼尖涡位置和气流下洗角的影响；
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6·Experiment results show that wake region behind wind tower can cause velocity deficit, turbulence excess and downwash phenomenon.试验结果表明排气塔后部的尾流区能引起速度亏损、湍流增强和下冼现象。
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7·In this thesis, the rolling moment characteristics of canard missies are studied, and theinfluence of downwash of canard was analyzed.本文讨论了鸭式布局弹箭的滚转气动特性，分析了鸭舵的下洗影响作用。
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8·The results show that the main aerodynamic effect between the rotor and fuselage is that of the rotor downwash on the fuselage aerodynamic loads.结果表明，旋翼与机身之间的气动力干扰，主要是旋翼下洗尾流对机身气动力的影响。
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9·Other equipment in the cavernous space can replicate the downwash from rescue helicopters, and generate rain, darkness, 120-mile-per-hour winds, smoke and fire.这个巨大的空间里还有其他一些设备，可以模拟救援直升机的下旋气流，也能制造降雨、黑暗、时速120英里的大风，以及烟和火。
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10·Problem was we wanted to save them with a helicopter, but the so-called downwash, the turbulence under the helicopter made it impossible to get close from above.问题是，我们想用直升机来进行救援，但是所谓的气流下洗，直升飞机下面的湍流使我们根本无法从上面接近。
同义词
n.
气流下洗；向下运动；由高处冲下的物质