... oxy arc cutting 电氧切割,氧气电弧切... oxy welding 乙炔焊接 oxy-hydrogen blowpipe 氢氧吹管 ...
基于56个网页-相关网页
... oxy-hydrogen cutting 氢氧切割 oxy-hydrogen torch 氢氧吹管 oxy-hydrogen torch 氧氢吹管 ...
基于46个网页-相关网页
... oxygen (O)氧 oxygen hydrogen torch 氢氧吹管，氢氧切割器 oxygen laser 氧激光器 ...
基于30个网页-相关网页
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