Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
International Standard Category: Information sciences |
Category No.: | 01.140.20 | Valid Status: | superseded |
Issued Organization: | SAAC | Issued Date: | 2002-11-29 |
Implemented Date: | 2003-4-1 | Abolished Date: | |
Superseded Standard.: | DA/T 30-2019 |
Superseded Date: | 2019-9-1 |
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