Home / Standards / GB/T 34166-2017 GB/T 34166-2017 Active Measumement of natural gas flow by means of standard nozzle meters 用标准喷嘴流量计测量天然气流量 Standard Type GBT ICS 75.180.30 CCS E98 Status 现行 Issue Date 2017-09-07 Implementation 2018-04-01 Responsible Dept 国家标准委 Drafting Unit N/A