When neither impact nor hardness requirements are specified, welding in any one position (pipe or plate) qualifies for welding in all positions (pipe or plate).

 
  • 当既未规定冲击要求也未规定硬度要求时,在任何一个位置(管或板)的焊接证明在所有位置(管板)的焊接合格。
今日热词
目录 附录 查词历史