Intermittent intermittent reaction is an important part of the process, are often very complex.

间歇反响是间歇进程的一个重要组成局部，往往十分复杂。

youdao

Intermittent intermittent reaction is an important part of the process, are often very complex.

间歇反响是间歇进程的一个重要组成局部，往往十分复杂。

youdao