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| Chinese National Standard Category: Sieving, Sieve Plate and Sieve Screen |
| English Title: | Particle size analysis—Image analysis methods—Part 1: Static image analysis methods |
| Chinese Title: | 粒度分析 图像分析法 第1部分：静态图像分析法 |
| Standard No.: | GB/T 21649.1-2024 |
| Category No.: | A28 |
| Issued by: | SAMR, SAC |
| Issued on: | 2024-09-29 |
| Implemented on: | 2025-4-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GB/T 21649.1-2008 Particle size analysis - Image analysis methods - Part 1: Static image analysis method |
| Word Count: | 14500 words |
| Similar Standards: | GB/T 29025.1-2025 GB/T 45969-2025 GB/T 29024.3-2025 GB/T 29024.2-2025 GB/T 21649.2-2025 GB/T 44750-2024 GB/T 44748.1-2024 GB/T 19077-2024 GB/T 44552-2024 GB/T 42351.2-2024 GB/T 21649.1-2024 GB/T 6003.2-2024 GB/Z 44387-2024 GB/Z 44306-2024 GB/T 21648-2023 GB/T 42660-2023 GB/T 23287-2023 GB/T 42348-2023 GB/T 42342.2-2023 GB/Z 42353-2023 |
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