refining-factory gas的用法和樣例：
例句
- The most valuable use of refinery gas is for hydrogen production.
煉廠(chǎng)氣最有價(jià)值的應用是用于生產(chǎn)氫氣。 - The lowest value use of refinery gas is direct combustion, specifically to cogenerate steam and power.
煉廠(chǎng)氣價(jià)值最低的應用是直接燃燒，尤其是燃燒煉廠(chǎng)氣用來(lái)生產(chǎn)蒸汽和發(fā)電。
