The balance calculations were carried out of energy and momentum of reactant flows in an impingement mixing unit used for reaction injection molding.
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 function of air motion, which promotes fuel mixing with air, is great mainly after fuel spray impingement.
空气涡流对燃油与空气混合的促进作用主要发生在油束与燃烧室壁面碰撞以后。
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