常見例句雙語例句This investigation is about the influence of fatty acid used as the promoter on the product of bituminous coal oxidation by oxygen and alkaline solution acting in an autoclave.採用高壓釜實(shí)騐，研究菸煤在堿性介質(zhì)中氧氣氧化時加入有機(jī)脂肪酸促進(jìn)劑對産品生成的影響。 返回 bituminous solution