steel cap钢顶梁
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 wiring reinforced brick wall钢丝网加劲砖墙
Steel shell mold machined castings钢壳型机械加工铸件
steels for low temperature service低温钢
steel-shelled form of main piers主墩钢吊箱
steel frame-plastic complex pipe钢骨架塑料复合管
steel-concrete hybrid structures钢-混凝土混合结构
steel wire roller conveyer bearing钢丝滚道轴承
steel fiber rein-forced concrete钢纤维混凝土
Steel factory wastewater treatment钢铁厂厂区污水处理