oxy-acetylene torch

焊接专业英... ... 射吸式焊炬 injector torch 氧乙炔焊炬 oxy-acetylene torch 焊割两用炬 combined cutting and welding torch ...

氧... ... ) oxy acetylene cutting torch 氧-乙炔割炬 ) oxy-acetylene torch 氧-乙炔炬 ) An oxyacetylene torch. 氧乙炔炬 ...

... 244 oxyacetylene scarf 氧乙炔火焰清理 245 oxy-acetylene torch 氧乙炔割炬 246 oxyacetylene welding 气焊、氧乙炔焊 ...