preventer

英[prɪ'ventə] 美[prɪ'ventə]

n. 妨碍者；阻扰者；妨碍物

prevail vi.盛行；获胜；劝说
prevalent adj.流行的；普遍的
prevent v.预防；防止，阻止；挡住
preventer n.妨碍者；阻扰者；妨碍物
previable adj.(胎儿)还不能生活的；可生活前的(尤指尚不能生活于子宫外的)

1. When the rig sank, the riser broke near the top while remaining attached to the blowout preventer at the bottom.: 当钻井平台下沉时，立管在顶部附近的地方断裂，同时另一端仍与底部的防喷器相连。

2. Four required per backflow preventer.: 每个防回流阀需要四个。

3. What do we use to control the blowout preventer?: 我们用什么来管制封井器呢？

4. We do not use this valve to control the blowout preventer.: 我们不用这个凡尔管制防喷器。

5. 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。

6. The backflow preventer must be installed upstream of the regulator.: 防倒流装置必须安装在调节阀的上游位置。

7. 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。

8. The next approach to the well will focus on the top of the blowout preventer.: 下一个对付漏油井的办法将关注于防漏装置的顶部。

9. The relief valve may be serviced while on or off the backflow preventer valve.: 可以在防回流阀上维修安全阀，或将其从防回流阀拆卸下来维修。

10. 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。

11. The annular BOP is the important assembly of the blowout preventer control system.: 环形防喷器是井口防喷控制装置的重要组成部件之一。

12. Other medicines are also available - include long - acting reliever and preventer tablets.: 还有一些其他的长效的缓解类和预防类药物的片剂。

13. A variety of schemes to either block up or seal off the blowout preventer are in development.: 多种封闭或密封防喷装置的方案也在构思之中。

14. Do you think it necessary to have any further improvements in the control system of blowout preventer?: 你以为有必要对防喷器控制系统再做进一步改进吗？

15. Right at twenty past two Mr. Harrison ordered a drilling tool-pusher to start examining the blowout preventer.: 正好在两点二十分哈理森先生命令钻井技师检查防喷器。

16. More than one attempt may be necessary, as may the injection of a "bridging agent" to further gum up the blowout preventer.: 除此之外，可能仍将继续努力，因为置入“桥堵剂”可能会进一步卡住防喷装置。

17. Outside the riser are several hoses and smaller pipes for recirculating the synthetic mud and controlling the blowout preventer.: 在立管外面是一些软管和小管，用于回收合成泥浆和控制防喷器。

18. When the Deepwater Horizon sank, this riser collapsed and folded in on itself, but did not sheer off from the blowout preventer.: 当钻井平台下沉时，立管倒塌，自动弯折，但不会转离防喷器。

19. Originally the preventer was linked to the Deepwater Horizon by a mile long vertical pipe called a riser, through which oil would flow.: 最初，防喷器与深水地平线平台由一根一英里长的垂直管相连，这根管子叫做立管，石油既由此通过。

20. To do this, BP has been replumbing and rewiring the blowout preventer, paying particular attention to its choke pipe and the kill pipe.: 在此以前，英石油已经给井喷防护器重新布管布线，其中重要的阻流管（chokepipe）和压井管（kill pipe）更是被小心铺设。

21. The new sealing cap - similar to a smaller version of the damaged blow-out preventer - has three devices that are designed to shut the flow.: 新的密封帽类似一个较小版本的损坏井喷防护装置，有三个旨在关闭流量的装置。

22. Various sizes of caisson will be built, including one 15 metres (50 feet) or so in diameter, large enough to fit over a whole blowout preventer.: 此外还将建造大小各异的沉箱，包括一个直径约为15米(50英尺)、足以覆盖整个防喷装置的沉箱。

23. Various sizes of caisson will be built, including one 15 metres (50 feet) or so in diameter, large enough to fit over a whole blowout preventer.: 此外还将建造大小各异的沉箱，包括一个直径约为15米(50英尺)、足以覆盖整个防喷装置的沉箱。

excess voltage preventer 过电压防护装置...
blowout preventer 防喷器
axial mixing preventer 轴向防混器
foam preventer 防泡剂
annular preventer 环形防喷器

prevent preventing rust Prevent measure Prevent a crash preventol G-D preventing cold prevent defense preventer winch preventing step prevent disaster preventing risks

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