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问题详情

水处理中,出水水质好时,指示微生物以( )为主。

A、钟虫、变形虫 

B、轮虫、钟虫 

C、豆形虫、肾形虫 

D、绿眼虫、钟虫

时间：2021-09-01 16:46 关键词：青书学堂平顶山学院环境生态工程环境监测(专升本)

答案解析

B

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