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Now we have the recirculation system.
现在我们有再循环系统。
youdao
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Is your system operating with 100% fresh air, or is the system operating in recirculation?
您的系统运行时是采用100%新风方式，还是回风参与再循环的方式？
youdao
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Is your system operating with 100% fresh air, or is the system operating in recirculation?
您的系统运行时是采用100%新风方式，还是回风参与再循环的方式？
youdao