| 1. | Remarkable progress had been made in the technique of drilling wells long before the earliest oil-wells . 远在最早的油井之前,钻井技术就已经取得了显著的进步。 |
| 2. | Drilling technology of highly - deviated well in well mo 磨41加深大斜度井钻井技术 |
| 3. | Drilling technology for thicker conglomerate in the well ta 塔1井巨厚砾石层钻井技术 |
| 4. | The drilling technology of stratum collapseleaking off 1北油田易坍塌漏失阻卡地层的钻井技术 |
| 5. | Under balance pressure drilling technology and coalbed gas development 欠平衡钻井技术与煤层气开发 |
| 6. | Drilling techniques for deep and ultra - deep wells in zhongyuan oilfield 中原油田深井超深井钻井技术 |
| 7. | Deep rock mechanics and deep or ultra - deep well drilling technology 深部岩石力学与深井钻井技术研究 |
| 8. | Fast drilling technology for deep wells in block - 7 in tahe oilfield 塔河油田7号区块深井优快钻井技术 |
| 9. | High angle multi - target directional well drilling technology in long open hole 长裸眼大斜度多目标定向井钻井技术 |
| 10. | Status quo and faced challenges of deep well drilling techniques of petrochina 中石油深井钻井技术现状与面临的挑战 |