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本文所介绍的低浓甲烷检测元件主要是用在煤矿井下检测低浓甲烷的仪器上,作为测量爆炸下限以下的甲烷浓度之用。该检测元件是仪器的关键元件,其质量好
The low-concentration methane detection element described in this paper is mainly used on instruments for detecting low-concentration methane in coal mines to measure the concentration of methane below the lower explosion limit. The test element is the key component of the instrument, its quality is good