goan.藏原羚（羚羊之一种）Goa.n.果阿(印度西南的前葡萄牙殖民地)goa butter羚羊奶油,藤黄油Goa powder柯丫粉goaf water老空水goandreturnn.两端间goaf shield掩护支架Goascaradec戈阿斯卡拉代克goaf roadway空巷道goaf airflow采空区风流goaf filling采空区充填goaf in seam煤层采空区

1. The coal spontaneous combustion in the goaf is one of the main coal disasters.
   采空区煤炭自燃火灾一直是我国煤矿的主要灾害之一。
2. The research results provide very important reference and basis for the safe operation of UHV transmission lines in the goaf area of coal mine.
   研究结果为我国煤矿采空区基础变形特高压输电线路的安全运行提供参考依据。