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- blowout preventer and spool 防喷器及其在井口上连接的法兰短节
- Development and application of workover rig with blowout preventer. 防喷作业机的研制与应用。
- What do we use to control the blowout preventer? 我们用什么来控制封井器呢?
- Draw isometrics and spool PID's. 绘制登容线,管道及仪表单线图。
- Bill will teach you how to use the blowout preventer. 比尔先生将教你们怎样使用防喷器?
- We haven't had time to test blowout preventer this morning. 今天上午我们已经没有时间试防喷器了。
- All spare parts of the blowout preventer are kept in that room. 所有的防喷器配件都得保存在那间房子里。
- We do not use this valve to control the blowout preventer. 我们不用这个凡尔控制防喷器.
- The business of doctors is to prevent and cure diseases. 医生的职责是预防和治疗疾病。
- There are as many control valves on this blowout preventer as on that one. 这套封井器上的控制凡尔和那套上的一样多。
- We took the initiative to prevent and reduce crime. 积极预防和减少违法犯罪。
- It was Mr. Wu that did designed this automatic blowout preventer last year. 是吴先生去年设计了这套自动防喷器。
- This blowout preventer being easily controlled is one of the advantages of it. 容易控制是这套防喷器的优点之一。
- The simpler the blowout preventer is in design, the easier it is to make. 防喷器结构越简单,制造就越方便。
- Should Pets Be Killed to Prevent and Control SARS? 宰杀动物可以预防和控制非典吗?
- It has not been decided which kind of blowout preventer will be used. 将使用哪科防喷器还没奋决定。
- The police prevent and detect crime. 警察的职责是防止和侦查犯罪活动.
- How to prevent and reduce pyemia is important. 早期胃肠道营养，以防止肠道内毒素移位；
- Helps prevent and rehabilitate tennis elbow. 帮助预防网球肘和康复之用。
- Can prevent and cure gastralgia. 并能防治胃痛。
