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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| DL/T 277-2023 |
Technical regulations for control and protection setting of high voltage direct current transmission system {译} 高压直流输电系统控制保护整定技术规程 |
China Electricity Industry
Standards Technical regulations direct |
 English PDF |
| NY/T 3695-2020 |
Technical regulations for direct direct seeding of cotton and wheat (oil) in the Yangtze River Basin {译} 长江流域棉花麦（油）后直播种植技术规程 |
China Agriculture Industry
Standards Technical regulations direct |
English PDF |
| NB/T 10173-2019 |
Coal Mine Underground Directional Drilling Technical Regulations {译} 煤矿井下定向钻进技术规程 |
China Energy Industry
Standards Technical regulations direct |
English PDF |
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