high-frequency hardening mvery singleine
...equency group as well as low-frequency group equalizer 高低群均衡器 high-frequency hardening mvery singleine 高频淬火机 high-frequency induction furnstar 高频感应炉 ..
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high-frequency hardening mvery singleine
高频硬化每条单线
以上为机器翻译结果，长、整句建议使用 人工翻译 。