短語(yǔ)詞組短語(yǔ)atomic -hydrogen arc welding 原子氫焊hydrogen -oxygen flame welding 氫氧焰焊atomic hydrogen -welding electrode 原子氫焊電極air -hydrogen welding 空氣;氫焊接oxy -hydrogen welding 氫氧焊接;氫氧焊;氫氧焰焊接;氫氧熔接OHWoxy -hydrogen welding 氫氧焊low -hydrogen welding electrode 低氫型電焊條 返回 hydrogen-welding