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| International Standard Category: Lighting, signalling and warning devices |
GB/T 40965-2021 Measurement of retroreflection
回复反射的测量方法 ;
| Category No.: | 43.040.20 | Valid Status: | valid |
| Issued Organization: | SAMR; SAC | Issued Date: | 2021-11-26 |
| Implemented Date: | 2022-6-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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