gas drainage roadway

常見例句

The results of experiment testify that the method not only realizes the normal ventilation and gas drainage in drivage roadway but also saves energy.
實驗表明，該方法能較好地實現(xiàn)掘進巷道的正常通風和瓦斯排放，并達到節(jié)能效果。
Gas drainage from roadway in roof rock is used in Yangquan Coal Mining Administration and comprehensive gas drainage based on gas source is used in Songzao Coal Mining Administration.
陽泉局采用頂板巖巷抽放法，松藻局采用針對瓦斯源的綜合抽放方法。
The results of MATLAB simulation prove that the method not only realizes the normal ventilation and gas drainage in drivage roadway, but also makes coal production much safer and saves energy largely.
MATLAB仿真實驗表明：該方法能較好地實現(xiàn)掘進巷道的正常通風和瓦斯排放，使煤礦生產(chǎn)達到安全節(jié)能運行。