Home / Standards / GB/T 36989-2018 GB/T 36989-2018 Active Measurement of liquid hydrocarbons by ultrasonic flow meters 用超声流量计测量液态烃流量 Standard Type GBT ICS 75.180.30 CCS E98 Status 现行 Issue Date 2018-12-28 Implementation 2019-07-01 Responsible Dept 国家标准委 Drafting Unit N/A