... square butt welding 平头对接焊 ; 无坡口对接焊 open square butt joint 无坡口留隙对接 I square butt welding 形坡口对接焊 ...
基于48个网页-相关网页
... 开口对接焊接头 open butt weld 平头开口对接焊 open square butt joint; open square butt weld 双面坡口对接焊 open-double-bevel butt weld ...
基于4个网页-相关网页
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