apparatus for butt welding
... antogenous welding氧炔焊 apparatus for butt welding平接压焊夹具 arc braze welding电弧钎焊 ...
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clamp apparatus for butt welding
简明英汉词典（20） ... clamour || 喧闹 吵闹, 叫喊 clamp apparatus for butt welding || 平接压(熔)焊夹具 clamp bit || 装夹式刀头 ...
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