Fusion-welded butt joints in steel的意思|示意

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钢制熔焊对接接头


Fusion-welded butt joints in steel的网络常见释义

钢的熔焊对焊接头 ...t-steel joints 超大型铸钢节点 Arc-welded joints in steel 钢弧焊接头 Fusion-welded butt joints in steel 钢的熔焊对焊接头 ..