短語詞組短語laser hardening treatment temperature field 激光熱処理溫度場hardening under low temperature 低溫固化the hardening temperature 淬火溫度isothermal hardening temperature 等溫淬火溫度critical hardening temperature 臨界淬硬溫度;臨界淬火溫度hardening at subcritical temperature 低溫硬化hardening with low temperature 低溫鍛鍊secondary hardening at low temperature 低溫二次硬化hardening and high temperature tempering 調(diào)質(zhì) 返回 hardening temperature