goaf的用法和样例：
例句
用作名词 (n.)
- 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。 - 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。
词汇搭配
- air blast goaf stowing machine 风力充填机
- goaf filling 采空区充填
