Control gas的用法和樣例：
例句
- Methanotrophs can use methane as their sole carbon and energy source, which has potential value in coal gas control.
摘要甲烷氧化菌以甲烷為其唯一碳源和能源，在瓦斯治理方面具有潛在應用價(jià)值。 - We will continue to work to bring coalmine gases under control and to remedy safety problems in coal mines.
繼續打好煤礦瓦斯治理和礦山整頓兩個(gè)攻堅戰。
