4 二、理想流体的连续性方程 (the equation of continuity ) 在细流管中,流体流经截面S 1 和S 2 的速率为v 1 和v 2 , 在t时间 内流过这两个截面的流体体积 分别为 V 1 = S 1 v 1 t ...
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This is what we now call the equation of continuity, one of the relationships necessary for the derivation of the wave equation.
这就是我们现在所说的连续性方程，推导波动方程的必要条件之一。
The paper presents a new method, based on the essence of continuity equation, to specify the BCs for pressure correction equation.
提出从连续性方程本质出发确定压力修正方程边界条件的新方法。
Because of the continuity of the flow, the stream function is introduced and it makes that the numbers of the fluid dynamical basic equation is cut off one.
由流动的连续性引进了流函数，使流体动力学基本方程的未知量的个数减少一个；
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