mass conservation law meaning in English

质量守恒定理
质量守恒定律

Based on the mass conservation law and momentum equations of incompressible fluid , the general equation for fluid flow in marching solution is established and the marching solution for flaid flow in manifolds is presented
摘要以不可压流体的连续方程和动量方程为基础，将分支管流速作为未知量，建立推进算法的基本方程和计算方法。
Based on the mass conservation law and momentum equations of incompressible fluid in manifolds , the three examples of style manifolds with different pipe diameter show the difference between the marching solution method and the standard solution method
摘要在并联管组水动力学基本方程的基础上，分别采用水动力推进算法和水动力标准算法，对3种不同的分支管面积的型集箱进行计算，比较两种算法的计算结果差异。