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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 31033-2025 |
Technical Requirements for Well Control in Oil and Gas Drilling {译} 石油天然气钻井井控技术要求 |
China National Standards Technical Requirements Well |
 English PDF |
| GB/T 40709-2021 |
Technical requirements for swell compensator of trailing suction hopper dredger 耙吸挖泥船波浪补偿器技术要求 |
China National Standards Technical Requirements Well |
English PDF |
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