welding procedure specification
【化】 焊条上的焊药
welding rod coating
暂无补充释义。
相关词条
welding torch
welding procedure
self-regulating arc welding transformer【电】
welding positioner
welding pressure
union melt welding
welding grade shield gas
welding rod coating
暂无补充释义。
welding procedure specification
welding torch
welding procedure
self-regulating arc welding transformer【电】
welding positioner
welding pressure
union melt welding
welding grade shield gas