workover operation

英 美
  • 修井作业
  • operation n.操作;运转;经营;行动;手术;运算;生效;(复)运筹学
  • workover n.油井维修
    1. After removing the oil derrick, it will serve as a well-wheeled machine for workover operations.
      拆除采油井架后,又可作为轮式通井机使用,用于修井作业。