Then the four-stage theory, the law of gas flow in vapor blanket and their influence upon the cooling rate and evenness of work pieces are discussed.

简单介绍了四阶段理论和蒸气膜内气体的流动规律及其对工件冷却快慢与冷却均匀性的影响。

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Then the four-stage theory, the law of gas flow in vapor blanket and their influence upon the cooling rate and evenness of work pieces are discussed.

简单介绍了四阶段理论和蒸气膜内气体的流动规律及其对工件冷却快慢与冷却均匀性的影响。

youdao