Home / Standards / GB/T 6378.4-2018 GB/T 6378.4-2018 Active Samling procedures for inspection by variables—Part 4: Procedures for assessment of declared quality levels for mean 计量抽样检验程序 第4部分:对均值的声称质量水平的评定程序 Standard Type GBT ICS 03.120.30 CCS A41 Status 现行 Issue Date 2018-07-13 Implementation 2019-02-01 Responsible Dept 国家标准委 Drafting Unit N/A