易削钢 free cutting steel ; heat resisting steel
易削不锈钢 easy-cutting stainless steel
易切削钢 Automatic Steel ; [材] Free-Machining Steel
易削钼钢 Economo
易切削钢丝 Free Cutting Steel Wire ; free cutting wire
含铅易切削钢 Lead Treated Steel ; containing lead free-cutting steel
加铅易切削钢 Ledloy Free Cutting Steel
易切削的 free machining ; free-cutting
易削黄铜 free cutting brass
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