Learn relevant mechanism knowledge and master plenty of speculative knowledge, which will help to analyze the mechanism and provide strong theoretical basis for the failure cause of controlchoke.
学习相关机理研究，掌握大量的理论知识，指导论文的机理分析，为找出油嘴的失效原因提供有力的理论依据。
2
The Q4000 will then have control over the valves that connect the choke and kill lines to the well proper.
那时Q 4000会控制连接阻塞管和压井管到油井的真空阀。
3
The explosive jar is used to loosen a stuck choke or production control in the tubing.