firedamp例句
Farming ability cadre says,
firedamp communicates this kind of affinity.
农技干部说, 这种亲密关系都是沼气沟通的.
Rural
firedamp construction welcomed unprecedented development opportunity.
农村沼气建设迎来了前所未有的发展机遇.
The ammonia comes from
firedamp fermentation has been determined by ammonium - gas - sensitive electrodes with satisfactory results.
本文提出用氨气敏电极快速测定沼气发酵中氨的方法.