Secondly, based microscopic motions of particles inside granular system, we have analyzed the macroscopic mechanical features of annular shear granular flow using probability statistic method.
其次，从微观尺度下粒子的运动特征出发，利用统计分析的方法研究了环形剪切颗粒流的宏观动力学特性。
As examples, the critical loads of annular plates under the uniform radial pressure and shear forces are given.
作为算例，给出了环形板在中面均匀径向压力和剪切力作用下的临界载荷。
Considering gravity, interfacial shear stress, surface tension and interfacial thermal resistance, the analysis model for annular flow condensation heat transfer in microtube was presented.
本文提出了微圆管内环状流凝结换热的分析模型，考虑了重力、汽液界面剪切力、表面张力以及界面凝结热阻的作用。
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