常見例句雙語(yǔ)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.強(qiáng)化的趨勢(shì)迅速冷卻,有必要制定預(yù)熱來(lái)消除冷金屬淬火效果,并減少冷卻速率。 返回 harden quench