single fillet welded T joint的意思|示意

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单角T型焊接接头

单面T形焊接 single-welded lap joint 单面焊的搭接接头 ; 单面焊搭接接头 single fillet welded T joint 单面T形焊接 single-welded butt joint with back 带垫板单面对接焊 ..