 |
| English | Chinese |
| extra-long tubing seal receptacle | 超长油管密封插座 |
| long period ventless delay | 长时迟发无孔电雷管 (electric blasting cap) |
| long string | 多层采油长管串 |
| long term test | 长期测试 |
| long-term tubing test | 长期油管测试 |
|
| English | Chinese |
| extra-long tubing seal receptacle | 超长油管密封插座 |
| long period ventless delay | 长时迟发无孔电雷管 (electric blasting cap) |
| long string | 多层采油长管串 |
| long term test | 长期测试 |
| long-term tubing test | 长期油管测试 |