type iv reaction造句
例句與造句
- Considering the position of attachment of the tether connecting the ene and enophile, Oppolzer has classified both thermal and Lewis acid-catalyzed intramolecular ene reactions as types I, II and III, and Snider has added a type IV reaction ( Figure 7 ).
- It's difficult to find type iv reaction in a sentence. 用type iv reaction造句挺難的