large oxygen making machine
large oxygen making machine
大型制氧机
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The analysis and calculation show that: the decision model of oxygen -making machine production program solves the problem of selecting oxygen -making machine in large oxygen -making system.
理论分析和实例计算表明，所提出的氧气生产方案优化决策模型解决了大型制氧系统的制氧机合理选择问题。
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