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The utilization efficiency of oxygen can reach to 48% in the experiment technology and actual engineering.
试验工艺及实际工程中氧利用率最高可达48％以上；
youdao
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The utilization efficiency of oxygen can reach to 48% in the experiment technology and actual engineering.
试验工艺及实际工程中氧利用率最高可达48％以上；
youdao