This instrument is used with the principle of catalyticincineration to measure the concentration of methane in coal mine.
该仪器主要用于检测煤矿井下环境气体中的甲烷浓度，运用了热催化原理。
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The test result shows that it is feasible and advanced to use catalyticincineration method to treat asphalt oxidation tail gas, the purification rate of total hydrocarbon is over 90%.