... shielded arc welding 保护电弧焊 shielding method 盾盖式开采法 shift roll mill 轧辊轴向移动轧机 ...
基于72个网页-相关网页
... 盾构掘进:shield boring 盾盖式开采法:shield mining method 对接焊管:butt welded pipe ...
基于66个网页-相关网页
-
shield mining method
-
shielding method
·2,447,543篇论文数据,部分数据来源于NoteExpress