GB/T 17226-2017

Active

Hygienic requirements of classroom ventilation in middle and elementary school

中小学校教室换气卫生要求

Standard Type
GBT
ICS
13.100
CCS
C56
Status
现行
Issue Date
2017-11-01
Implementation
2018-05-01
Responsible Dept
国家疾控局
Drafting Unit
N/A