... multiple-wire ionization chamber 多丝电离室 multiple-wire submerged arc welding 多丝埋弧焊 multiple-wound armature 多绕组电枢,简单并联绕组电枢 ...
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multiple-wire submerged-arc welding 多丝埋弧焊
multiple-wire multiple-power submerged-arc welding 多丝埋弧焊
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