Warning: file_put_contents(/www/wwwroot/ppbbbu/5356789.com/cache/bf60ff9c1f0fe5bae372e235bc3421fa.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/5356789.com/index.php on line 55 tig welding英英字典_tig welding剑桥英语解释_tig welding柯林斯英文解释_零六五六深蓝词典
1. N tungsten-electrode inert gas welding: a method of welding in which the arc is maintained by a tungsten electrode and shielded from the access of air by an inert gas 鎢極惰性氣躰保護電弧銲法→compareMIG welding