1.2344化學成分1.2344硬度是多少
1.2344藥劑學精分掌握1.2344接下來售價1.2344信息1.2344物品百度百科1.2344藥劑學精分等等這些請見說明:++++++++++++++++++藥劑學精分藥劑學精分++++++++++++++++++1.2344涂料號:1.2344EN鋼種:X40CrMoV5-1施行要求:ENISO4957輔助工具鋼◎藥劑學精分:C,熱清理,0.35-0.42Si0.8-1.2Mn0.25-0.5Pmax0.03Smax0.02Cr4.8,,-5.5Mo1.2-1.5V0.85-1.15硬性HB...
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