Home / Standards / GB/T 20001.4-2015 GB/T 20001.4-2015 Active Rules for drafting standards—Part 4: Test method standards 标准编写规则 第4部分：试验方法标准 Standard Type GBT ICS 01.120 CCS A00 Status 现行 Issue Date 2015-09-11 Implementation 2016-01-01 Responsible Dept 国家标准委 Drafting Unit N/A