This paper discusses the radiation efficiency σ_ ( rda) of a complex vibrating body and gives its formulas in terms of the concept of point radiation impedance.
本文讨论了复杂振动物体的辐射效率σ(rad),并根据点辐射阻抗的概念推导了计算公式。
in this paper, several analytical expressions for the resistance of a vibrating cylinder immersed in unbounded fluid are obtained through theoretical extrapolations with vector analysis method, which is characterized by choosing the vibrating body as subject, on the basis of viscous fluid mechanics.
依据流体力学的粘性阻力理论,以运动的转子构件&圆柱体为主体,利用矢量分析方法,导出了圆柱体在流体中横向振动时受到的流体阻力解析表达式。
From sieve machine body vibration to track the performance to see, the vibration sieve is a nonlinear ( three times) inertial vibrating screen vibration.
从筛机振动体的运行轨迹来看,旋振筛是一种非线性(三次元振动)惯性振动筛。
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