ethylaniline
美 英
例句
Development of the catalysts for gas-phase synthesis of N-ethylaniline
氣相法合成N-乙基苯胺工藝條件和催化劑的研究
Study on Reactivity Ratios of N-ethylaniline and Aniline
N-乙基苯胺與苯胺共聚競聚率的研究