steelite钨铬钴合金
steeln.钢铁;钢制品;钢铁般的性质vt.使坚强;使 ... 硬如钢;使下定决心adj.钢的;坚强的
steel slag zeolite钢渣沸石水泥
steel rolling mill轧钢机
steel tapping hole出钢口
Steel Tube Special特种钢管
steel frame column钢框架柱
steel-rope drive钢索传动
steel sheet shears钢皮剪刀
steel strip defect带钢缺陷
steel figure punch钢号印模
steel sheet piling钢板桩