GB/T 19882.222-2017自动抄表系统第222部分:无线通信抄表系统物理层规范国家标准
英文:Automatic meter reading system—Part 222: Physical layer(PHY) specifications—Wireless communication meter reading syst...
英文:Automatic meter reading system—Part 222: Physical layer(PHY) specifications—Wireless communication meter reading syst...