短语词组短語marquench rolling 淬火馬氏躰軋制special marquench 特種分級淬火marquench stressing 加載分級淬火marquench flame hardening 分級火焰淬火法marquench and tempering 分級淬火廻火処理utilizes casting remaining heat marquench 利用鑄造餘熱等溫淬火 返回 marquench