焊接球节点

  • 网络welded spherical joint

焊接球节点焊接球节点

焊接球节点

welded spherical joint

复杂焊接节点,comp... ... ) welded joint 焊接缝 焊接节点 ) welded spherical joint 焊接球节点 ) all-welded joint 全焊接节点 ...

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