vortex theory meaning in Chinese

原子涡动说。

On the basis of axial vortex theory , the aerodynamic performance of tilt - rotor model has been built , and using it to analyze the aerodynamic performance of xv - 15 , comparing to the actual data to prove the model ’ s validity , finally studied the variety of aerodynamic performance relative to the variable rotor diameter
以轴向涡流理论为基础,建立了适合于倾转旋翼机气动分析模型,以xv - 15倾转旋翼机作为算例,通过结果的对比,表明本文的气动模型能较好的分析倾转旋翼机的气动性能,并在气动性能的基础上分析了直径变化对倾转旋翼机气动性能的影响。
The paper analyzes the characteristic of aerodynamics with structure of helicopter propeller blade , dissertrates vortex theory and the theory about gliding air field which produce the power of helicopter propeller blade . at the same time it also deduce the method of computing the induced velocity produced by helicopter propeller blade with vortex theory . at last , an influcence to the spreading of sound is discussed
并且将两种定位算法进行了比较，说明了优劣；结合直升机的结构分析了旋翼的空气动力特性，论述了直升机旋翼产生拉力的滑流理论和涡流理论，结合涡流理论论述了直升机旋翼流场诱导速度的计算方法，在此基础上分析了直升机旋翼流场对声音传播的影响。