全部

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。

(1)blowout preventer防喷器；消火花预防装置

(1)backflow preventer回流防止器；防止回流设施