“丙烷”造句

甲烷和丙烷是烷烃。
Methane and propane are alkanes.

丙烷气钢瓶
a propane gas cylinder

亚胺基杂环丙烷季铵盐的阳离子,一定是按协同反应的方式开环的.
The aziridinium ions must all be opened by a concerted process.

• #丙烷