Methane explosion accidents occur frequently, and accurate and real-time detection and early warning of methane concentration are the effective means of preventing these accidents.
瓦斯爆炸事故频繁发生，对瓦斯浓度进行准确、实时检测和预警是治理瓦斯危害的有效手段。
Methane explosion triangle method, which is commonly applied to judge the explosion risk of mixed inflammable gases in the mine fire district, considers only the main component gas.
矿井火区可燃性混合气体爆炸危险性的判断，目前常用单纯的瓦斯爆炸三角形判别法。
Come spring, when the ice melts, the methane bubbles pop and fizz in a spectacular release - but if anyone happens to light a match nearby, the masses of methane will ignite into a giant explosion.
当春天到来，冰雪消融时，这些沼气泡泡会嘶嘶作响，场景很是壮观——但是如果恰巧周围有人在划火柴，大量的沼气会引发一场巨大的爆炸。
In lake Kivu, bacteria in the lake convert the CO2 into methane, which is highly flammable and could trigger an even more dangerous lake explosion.
在基伍湖里，细菌将CO2转换成非常易燃的沼气，随时都可能引发更加危险的爆炸。
The relations between the maximum explosion pressure, the maximum quantity of draw-off heat and coal dust concentration, methane concentration were calculated.
分别推导出粉尘爆炸放热量和最大爆炸压力与煤尘浓度、甲烷浓度等影响因素的关系。
Another miner who had worked in a section affected by the explosion said methane levels frequently set off detectors, forcing the automatic shutdown of a coal-cutting machine.
谁曾在另一个受爆炸影响的部分工作的矿工说，甲烷水平经常掀起探测器，迫使煤炭切割机自动关机。
The explosion characteristics of pure coal dust and coal-methane mixtures were studied experimentally in this paper.
本文就此针对纯煤尘和煤尘-甲烷混合物的爆炸特性进行了实验研究。
The explosion characteristics of coal dust-methane mixture were studied.
实验研究了煤尘-甲烷混合物的爆炸特性。
Finally, two explosion ventings were simulated numerically with the constructed method since ignition in the premixed methane-air system in the closed vessel.
最后，利用已经建立的方法模拟了甲烷-空气预混气体从点火开始的泄爆过程。
Several type of explosion -proof membrance is recommended. The explosion -proof membrance unit of nitro-methane distillation tower are designed and calculated.
介绍了几种型式的防爆膜，并对硝基甲烷蒸馏釜的防爆装置进行了设计计算。
Methane is inflammable and explosion hazard gas as the basis of mash gas, firedamp and rock gas.
甲烷作为瓦斯、天然气、沼气等的主要成分，是易燃易爆气体。
Methane is inflammable and explosion hazard gas as the basis of mash gas, firedamp and rock gas.
甲烷作为瓦斯、天然气、沼气等的主要成分，是易燃易爆气体。
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