通过动量衡算及能量衡算方法分析并计算了直管内变质量流体流动的流量分配。
Distribution of flow volume for unsteady mass flow in the straight pipe was analyzed and modeled by means of momentum balance and energy balance.
对反应注射成型机所采用的碰撞混合器进行分析，并就其进料喷嘴及混合室中的物料流动进行了能量及动量衡算。
The balance calculations were carried out of energy and momentum of reactant flows in an impingement mixing unit used for reaction injection molding.
通过对床中物体表面与碰撞颗粒流之间的动量衡算，将颗粒流动量通量与颗粒的碰撞压力相关联，建立了流化床中颗粒碰撞压力的理论模型。
Relating the momentum flux of particle with the particle impact pressure on objects, a theoretical model of the particle impact pressure in fluidized bed is developed.
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