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1)  downwash flow field
下洗流场
1.
It showed that the influences from gyro zero-position,rocket thrust eccentricity,launch mode and downwash flow field caused by helicopter are evident.
分析结果认为导弹陀螺零位、发动机推力偏心、导弹发射方式、直升机旋翼下洗流场等因素的影响是显著的,特别是在这些因素的综合影响下,初始弹道将出现很大的偏离。
2)  downwash flow
下洗气流
1.
The downwash flow velocity ranged from 4.
实验中主喷管气流温度610℃,压力为常压,下洗气流温度为常温,速度范围为4。
2.
Experimental diagnostic study has been performed,and results show that the downwash flow had remark able impacts on the aerodynamic performances, characteristic temperatures,and infrared radiation.
利用地面模拟试验件实验研究了直升机旋翼下洗气流对红外抑制器气动及红外隐身性能的影响。
3)  downwash [英]['daunwɔʃ]  [美]['daʊn,wɑʃ, -,wɔʃ]
下洗流
1.
A rotor free-wake model including fuselage effects was established to predict the rotor induced velocity flowfield of a real helicopter which has a combined rotor and fuselage configuration,and to provide a calculating method of the downwash flowfield for airborne rocket or missile fire.
建立一个包含机身影响的旋翼自由尾迹分析模型,以用于实际直升机旋翼和机身组合时的旋翼诱导速度场计算,为火箭导弹发射提供一个旋翼下洗流场计算方法。
2.
Anumerical method usingthe three-dimensional Euler equations is presented to predict the rotor in-ducedvelocity flowfield of a real helicopter and to provide a calculated method on the downwash flowfield forrocket or missile emission on helicopters.
建立了三维欧拉方程数值模拟旋翼流场的方法和模型,以用于实际直升机旋翼诱导速度场计算,为火箭导弹发射提供一个旋翼下洗流场计算方法。
3.
Under the effects of rotor downwash,the high-speed and high-temperature engine jet will cause a considerable change of infrared radiation characterstics of the helicopter.
该方法首先利用自由尾流技术对旋翼下洗流场进行计算;在此基础上,将旋翼洗流视为一种横流干扰,以计算得出的洗流速度为边界条件,进行了发动机热喷流模拟;然后,计算了喷流截面的温度涡线分布,并以此确定了旋翼洗流影响下的机体温度分布;最后,计算和分析了旋翼洗流对直升机红外辐射强度的影响。
4)  down washing
下沉洗流
5)  water-washing flow field
水洗流场
1.
Motion characteristics of liquid drops in water-washing flow field of oil-water separator;
油水分离器中水洗流场液滴运动特性分析
6)  purling [英][pə:l]  [美][pɝl]
下洗流,涓流
补充资料:场流分级法
分子式:
CAS号:

性质:一种只有流动相的分离技术。因为不存在固定相,所以有人认为场流分级法不属于色谱法。但事实上,该法常作为色谱法的一个分支讨论。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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