通过技术谁，就线材厂棒材车间改造方案，提出个人的意见、建议。
Some individual Suggestions on bar workshop reform are given on the technical demonstration.
通过工艺改造，选矿回收率由改造前的67.08%提高到71.70%，取得了显著技术经济效果。
The recovery rate rose from 67.08 % to 71.70 % after technology innovation. Remarkable economic benefits have been yielded.
通过工艺改造，选矿回收率由改造前的67.08%提高到71.70%，取得了显著技术经济效果。
The recovery rate rose from 67.08 % to 71.70 % after technology innovation. Remarkable economic benefits have been yielded.
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