It's a key problem to choose and fix the control valve well and make it run in high level condition.

选择和安装好调节阀，使调节阀在一个高水平状态下运行将是一个很关键的问题。

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The special sealing system of this valve well ensures the high sealing performance from ultra low temperature to ultra high temperature.

本阀的特殊密封系统可保证从超低温至超高温各温度范围具有较高的密封性能。

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The well is still gushing, however. BP's technicians have been unable to activate the blow-out preventer, essentially a massive valve that must be operated remotely by robot submarines.

钻井中的原油仍在涌出，但是BP的技工们却不能启动井喷防控装置，这个装置本质上是一个必须由机器人潜艇远程操控的巨大阀门。

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Safe to say that the Department of Defense does not have a submersible with arms to shut off the valve of a deep-water oil well.

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He said in such a situation, normal procedure would be for the contractor's crew to secure the well by closing off the huge valve sitting on the seabed known as a blowout preventer.

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TF2 was where Valve first introduced free-to-play, as well as microtransactions with its hat system (among many other initiatives).

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