Mechanism of gas outburst and gas explosion in mine was analyzed and studied. The control technology of gas outburst was discussed. The comprehensive utilization technology of gas was raised.
对煤矿瓦斯突出和瓦斯爆炸的机理进行了分析和研究，对瓦斯突出的治理技术进行了论述，提出了对瓦斯综合利用的技术。
With utilization of digital signal processing (DSP) and explosion proof installation technology, the performance and reliability of radio become more excellent.
利用数字信号处理（DSP）和防爆安装技术，提供了优良的无线电性能及可靠性。
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