Home / Standards / GB/T 37048-2018 GB/T 37048-2018 Active Technical specification for lightning protection of expressway electromechanical systems 高速公路机电系统防雷技术规范 Standard Type GBT ICS 91.120.40 CCS M04 Status 现行 Issue Date 2018-12-28 Implementation 2019-07-01 Responsible Dept 国家标准委 Drafting Unit N/A