短語(yǔ)詞組短語(yǔ)high tempering temperature material 高回火溫度材料tempering of differential temperature 差溫回火quench -tempering temperature 淬火回火溫度Quenching -Tempering Temperature 淬self tempering temperature 自回火溫度equation of tempering temperature 回火溫度方程self -tempering temperature 自回火溫度effect of tempering temperature 探討了回火溫度tempering temperature -hardness curve 回火溫度 返回 tempering temperature