Steel Skeleton Compact 钢骨架坯块
Steel Skeleton Construction 钢骨架构造
Steel Slab 钢锭
Steel Slab Bridge 钢板桥
Steel Slag 钢渣
Steel Sleeper 钢枕; 钢枕木
Steel Sleeve 钢衬垫; 钢套管
Steel Slip Gauge 钢制块规
Steel Snare Wire 鼻息肉绞断钢丝
Steel Socket 钢套节
Steel Sorter 钢鉴别仪
Steel Space Frame Structure 钢空间框架结构
Steel Spade 钢锹
Steel Specification 钢号
Steel Spirit Level 钢水平尺
Steel Spoke Wheel 钢制辐轮
Steel Spout 出钢槽
Steel Sprial Spring 钢螺簧
Steel Spring 钢簧
Steel Spring Plate 弹簧钢板
Steel Spring Underca[收起]