体积平衡方程式
equation of volumetric balance
volumetric balance equation
欧罗流体平衡方程式
Euler’s equation of equilibrium
动量平衡运动方程式
momentum equations of motion
momentum equation of motion
物料平衡含水量
equilibrium water content
物料平衡
material balance
population balance
mass balance
thermal balance
materials balance
stuff balancing
charge balancing
Material equilibrium
Reduction
materials banlance
Material balanec
materal balance
heat balance
massl balance
mole balance
balance of materals
charging material balance
energy balance
热量与物料平衡
heat and material balance