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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 15852.1-2020 |
Information technology—Security techniques—Message authentication codes—Part 1: Mechanisms using a block cipher 信息技术 安全技术 消息鉴别码 第1部分：采用分组密码的机制 |
China National Standards codes—Part |
 English PDF |
| GB/T 34308.4-2017 |
Sports information classification and codes—Part 4: Sports medicine index code 体育信息分类与代码 第4部分：运动医学指标代码 |
China National Standards codes—Part |
English PDF |
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