... 单侧偏心直角弯头 single offset quarter bend 弯管直角弯头 kneebend 焊接直角弯头 welded elbow ; welded ell ...
基于60个网页-相关网页
... single action packed slip joint 单向滑动填料函补偿器 single offset quarter bend 单侧偏置° ship welding 跳焊 . ...
基于12个网页-相关网页
single-offset quarter bend 单偏心直角弯管
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