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bx-220 zuo xing shou ti shi dian han ji
Pages: 38
Year: Issue:  10
Journal: Construction Technology

Keyword:  电焊机手提式交通运输工程公司作业任务小三线抚顺市调压创新试制;
Abstract: <正> 抚顺市第一建筑工程公司广大职工,针对公司承担的小三线工程及野外作业任务点多、面广、距离市区远、交通运输不便、电力不足的特点,大胆实践,敢于创新,经过多次反复试验,试制成功BX-220型轻型手提式电焊机。这种电焊机是利用分磁调容和调压等混
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