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Chinese Classification
Professional Classification
ICS Classification
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Value-added Services
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| International Standard Category: IT applications in science |
GB/T 40764-2021 Geographic information—Filter encoding
地理信息 过滤编码 ;
| Category No.: | 35.240.70 | Valid Status: | valid |
| Issued Organization: | SAMR; SAC | Issued Date: | 2021-10-11 |
| Implemented Date: | 2021-10-11 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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