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GB/T 8987-1988
GB/T 8987-1988 Micrographics—Test target of optical density measurement for microfilming negative
General Product Information
| Document Type | National standards |
|---|---|
| Publisher Name | National Standards Bureau |
| Standard Status | Replaced |
| Standard Code | GB/T 8987-1988 |
| CCS | Library, archives, literature, and information work |
| ICS | Document imaging technology |
| Implement Date | 1988-12-01 |
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