Terms for subject Oil and gas technology containing 井

Chinese	English
固井	well cementation
油井维修	workover
钻井	drilling
钻井技术进一步发展，已能适应油井作业的特殊环节，比如深井固井和水平井固井	Well drilling technique has been developed to adapt to the special process of well operation such as deep well cementation and horizontal well cementation