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.
採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採空區基礎變形特高壓輸電線路的安全運行提供參考依據。
辭彙搭配
- air blast goaf stowing machine 風力充填機
- goaf filling 採空區充填
