基本解释[动力与电气工程]硬淬英汉例句双语例句A tendency to harden by rapid cooling necessitates the use of preheat to remove the quench effect of cold metal , and to reduce the cooling rate.强化的趋势迅速冷却，有必要制定预热来消除冷金属淬火效果，并减少冷却速率。harden quench更多例句专业释义动力与电气工程硬淬