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调制式光电智能甲烷气体传感器采用谐波检测的方法对矿井下甲烷气体体积分数进行检测,结果显示其灵敏度高,稳定性强,损失率低,具有非常好的实用性。
Modulation photoelectric smart methane gas sensor detects the volume fraction of methane gas in coal mine by the method of harmonic detection. The results show that it has high sensitivity, high stability and low loss rate, and has very good practicability.