In this paper are introducel mechanism of laser quenching technique, optimization of lasser beam, complex technique, method of surface pre-treatment qienching and application of laser quenching.是什么意思_In this paper are introducel mechanism of laser quenching technique, optimization of lasser beam, complex technique, method of surface pre-treatment qienching and application of laser quenching.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句