This paper, according to the process of double-bonded carbonic acid reduction, the isomerism of hydrazone &alkali reduction, depicts the current polarogram research of double-bonded carbonic acid.是什么意思_This paper, according to the process of double-bonded carbonic acid reduction, the isomerism of hydrazone &alkali reduction, depicts the current polarogram research of double-bonded carbonic acid.在线翻译_英语_读音_用法_例句