自由旋涡气动窗口是利用流体微团作自由旋涡运动的离心力来平衡大气与光腔压力差，来作为高能激光束的输出窗口。
The free vortex aerodynamics window is used to be the window of high power laser beam, which takes advantage of the centripetal force of the free vortex motion of fluid.
本文提出了确定气动窗口所需自由旋涡气动特性的过程，讨论了特征线方法在非对称超音速喷管设计中的应用，该喷管被用来产生自由旋涡流动。
In this article the procedures are described for determining free vortex segment properties. Characteristics method is used to design nozzle which produces free vortex segment.
摘要在单涡模型的基础上，根据各向同性湍流的能谱函数，考虑不同尺度的旋涡对气液传质的影响，建立了气液自由界面传质系数模型。
A model of mass transfer coefficients in liquid phase near free gas-liquid interface is developed based on the energy spectrum functions of isotropic turbulence.
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