基本解釋[化學(xué)]乙醛氨乙醛合氨英漢例句雙語例句There are two manufacturing methods of pyridine bases: extraction from coal tar and catalytic synthesis from ammonia, formaldehyde and acetaldehyde.吡啶堿的生產(chǎn)方法主要有兩種:一是從煤焦油中提取;二是從氨和甲醛、乙醛的合成過程中獲得。acetaldehyde ammonia更多例句詞組短語短語Acetaldehyde ammonia trimer 乙醛合氨;乙醛合氨三聚體;乙醛合氨三聚物acetaldehyde ammonia更多詞組專業(yè)釋義化學(xué)乙醛氨乙醛合氨