The working principle, calibration methods and usage of carbonic oxide alarms were presented.

介绍了一氧化碳报警仪的工作原理、标定方法、使用及管理中应注意的事项。

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The working principle, calibration methods and usage of carbonic oxide alarms were presented.

介绍了一氧化碳报警仪的工作原理、标定方法、使用及管理中应注意的事项。

youdao