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 frame-core wall structure钢框架-混凝土核心筒
steel pinching hydraulic cylinder夹钎液压缸
steel-reinforced aluminum cable钢筋铝电缆
Steel High Pressure Seamless Pipe
steel-fiber reinforced concrete钢纤维混凝土
steel heavy plates for automobile[化] 汽车制造用厚钢板
steel pipe concrete arched bridge钢管砼拱桥
steel-lead-steel bonded parts钢铅钢粘接件