weld zone焊缝区; 焊接区 weld-form factor焊缝形状系数 weld-fusion line焊缝熔合线 weld-in nozzle焊入式喷嘴 weld-interval timer焊接间隔记时器 weld-shrunk cylinder包扎式圆筒 ..
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... Welding work 焊工工作 Welding-in nozzle 焊入式喷嘴 Welding interface 焊接界面 ...
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