oil country tubular goods meaning in English
石油工业用管材
石油管材
Examples
- Glossary of oil field drilling and production equipment and oil country tubular goods terminology
石油钻采设备及专用管材词汇 - Procedures of full scale test for oil country tubular goods makeup breakout tests for casing and tubing connections
油井管全尺寸试验方法油套管螺纹上卸扣试验