油套管气密封特殊螺纹创新设计与理论研究
- Release Time:2025-04-30
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Project Name:
油套管气密封特殊螺纹创新设计与理论研究Status:
进行中Classification of Project:
Horizontal ProjectProject Source:
Horizontal ProjectProject Number:
20100209Date of Project Approval:
2010-01-01Date:
2025-04-30
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