先进材料疑固实验室 Momentum transfer Laboratory of Advanced Materials Solidification Euler Equation F =pf dxdydz (x+ 20x dydz ( dxdz 2 0y (tx 20z dxdy du ma,pdxdydz du =pfx+一 +65匹+ t x ay dz 熟 上游文通大学 SHANGHAI JIAO TONG UNIVERSITYMomentum transfer Euler Equation