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| Chinese National Standard Category: Basic standards and general methods |
| English Title: | Geometrical product specifications (GPS)—Filtration—Part 1: Overview and basic concepts |
| Chinese Title: | 产品几何技术规范（GPS） 滤波 第1部分：概述和基本概念 |
| Standard No.: | GB/T 26958.1-2025 |
| Category No.: | J04 |
| Issued by: | SAMR; SAC |
| Issued on: | 2025-05-30 |
| Implemented on: | 2025-9-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GB/Z 26958.1-2011 Geometrical Product Specifications (GPS) - Filtration - Part 1: Overview and basic concepts |
| Word Count: | 17000 words |
| Similar Standards: |
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