介绍了一种便携式瓦斯浓度监测仪的电子学系统。

An electronic system of the portable gas content monitor is described.

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在煤矿安全问题中，瓦斯气体浓度是煤矿安全监测的重要指标之一。

In coal mine safety problem, gas strength is one of an important safety inspection factors.

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本文所设计的瓦斯预测报警系统可以连续监测井下的瓦斯浓度变化。

The system of gas predicting alarming is designed by the paper, and it can monitor continuously the change of gas density under mine.

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