“gas emission from goaf”的概念、定义、翻译、参考文献-科学参考

单词	gas emission from goaf
释义	gas emission from goaf Encyclopedia 工学瓦斯涌出释 gas emission from goaf釆空区瓦斯涌出从采空区中的遗煤、煤柱、围岩和邻近层向矿井生产空间释放出瓦斯的现象。
随便看	land securities landside transportation system land slide landslide landslide at open-pit slope landslide density landslide disasters in China landslide displacement monitoring extensometer landslide hazards induced by engineering construction landslide monitoring landslide observation landslide of payatas landfill in Philippines landslides in China landsliding and bank sloughing observation landsonar instrument landsonar method landspace land speculation land statistics land structure land subsidence land subsidence GPS monitoring land subsidence monitoring devices land suitability land suitability evaluation

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