DictionaryForumContacts

   Chinese
Google | Forvo | +
to phrases
环加成反应
oil cycloaddition
1,1-环加成反应卡宾及氮宾的
chem. 1,1 Cycloaddition reaction (carbene and nitrogen bene)
环加成反应: 3 phrases in 3 subjects
Plastics1
Polymers1
Technology1