steel tap[机] 钢卷尺
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 works equipment钢厂设备
Steel-boned carbide钢结硬质合金
steel ball proportion钢球配比
steel plate deep beam钢板深梁
steel-skeleton pipe钢骨架管
steel used for bridge桥梁用钢
steel casting foundry铸钢厂
Steel plate and strip板带钢
steel pipe evaporator无缝钢管蒸发器
steel speeding roller加速钢辊