问题题干答案解析相关问题热门问题最新问题

问题详情

城市环境噪声的评价指标有()

A、A声级

B、等效声级

C、交通噪声指数

D、噪声污染级

E、以上都是

时间：2021-09-06 21:25 关键词：青书学堂平顶山学院环境生态工程环境工程(专升本)

答案解析

E

相关问题

boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.
A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.