短語詞組短語hardening roller machine 多輥式縮絨機rail end hardening machine 軌端淬火機induction n hardening machine 感應(yīng)淬火機flame hardening machine setter 火焰淬火機安裝員laser hardening machine 激光淬火機床hardening machine quenching machine 淬火機rotary hardening machine 旋轉(zhuǎn)式淬火機crankshaft hardening machine 曲軸感應(yīng)加熱淬火機床Shaping hardening machine 成形淬火機 返回 hardening machine