GB/T 31070.3-2021

Active

Building intercom systems—Part 3: Technical requirements for specific applications

楼寓对讲系统 第3部分:特定应用技术要求

Standard Type
GBT
ICS
13.310
CCS
A91
Status
现行
Issue Date
2021-05-21
Implementation
2021-12-01
Responsible Dept
公安部
Drafting Unit
N/A