由动力学的一般解，导出了扇形板和扇形环板在广义弹性简支和广义刚性滑动边界条件下自由振动的频率方程和振型；
From these dynamic solutions, frequency and mode shapes of sectorial plate and sectorial annular plate under boundary conditions of GSS and GRS are derived.
将唇口滑动而上的传热归结为第二类边界条件；
The authors assume that the heat flux at the sliding surface of the lip occurs for the second boundary condition.
分析表明，在滑动动力学边界条件下，管壁附近的熔体承受的真实剪切速率和剪应力减少。
Under slip border condition the real shear rate and shear stress of the melts near the wall are decreased.
分析表明，在滑动动力学边界条件下，管壁附近的熔体承受的真实剪切速率和剪应力减少。
Under slip border condition the real shear rate and shear stress of the melts near the wall are decreased.
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