Home / Standards / GB/T 4091-2001 GB/T 4091-2001 Abolished Shewhart control charts 常规控制图 Standard Type GBT ICS 03.120.30 CCS A41 Status 废止 Issue Date 2001-03-07 Implementation 2001-12-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委