Construction of welded aluminium and aluminium alloy cylindrical silos 焊接铝及铝合金圆形筒仓的结构
2.
Packaging of winding wires - part 5 - 2 : cylindrical barrelled delivery spools wire conical flanges - specification for returnable spools made from thermoplastic material 绕组线的封装.第5 - 2部分:圆形筒式输出线轴锥形法兰.热塑性材料制可回收使用的线轴规范