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根据生产实际,我厂设计制造了一台齿轮类零件专用淬火装置,经几年使用表明,该装置能满足工艺要求,且结构简单、造价
According to the actual production, our factory design and manufacture of a gear type parts quenching device, after several years of use shows that the device can meet the process requirements, and the structure is simple, cost