seal-welded taper pipe threaded joint
... 螺纹连接，管螺纹连接 threaded joint pipe threaded joint 密封焊连接 seal-welded taper pipe threaded joint 承插焊连接（接头） socket welded joint ...
基于1个网页-相关网页
短语
锥管螺纹密封焊连接
seal-welded taper pipe threaded joint
;
Seal-welded taper pipe