goaf的用法和樣例：
例句
用作名詞 (n.)
- The coal spontaneous combustion in the goaf is one of the main coal disasters.
采空區煤炭自燃火災一直是我國煤礦的主要災害之一。 - The research results provide very important reference and basis for the safe operation of UHV transmission lines in the goaf area of coal mine.
研究結果為我國煤礦采空區基礎變形特高壓輸電線(xiàn)路的安全運行提供參考依據。
詞匯搭配
- air blast goaf stowing machine 風(fēng)力充填機
- goaf filling 采空區充填
