The remote control module controls the opening of valve by simulant signal. It also controls the open and the close of the valve by on-off signal.

远程控制模块实现远程模拟量对阀门开度大小的控制及远程开关量对阀门全开、全关的控制。

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A hose connects the tank — which can be replenished by opening a valve in the footwell — to a desalination machine that can produce 6 gallons of fresh water an hour.

海水淡化设备用软管与一个容量为45升的海水箱相连，而斯伯茨在划船时打开脚部的阀门就可给水箱补充水。海水淡化设备每小时可以生产20多升的淡水。

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You need to design a plant to show that you can handle an inadvertent opening of the pressurised relief valve.

你们需要设计出一个电站来展示出,你们能够掌握好增压减压阀门的,疏忽打开。

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He said that the Bank of England's scheme should persuade both banks and FSA to lighten up: the mere existence of the Bank's new guarantee that easy money is available to banks should lead to an opening of the lending valve.

BBC: Will Bank of England��s new lending schemes work?

Becoming vulnerable, and understanding that we need to talk about what happened, is the first step in opening the emotional pressure valve that is inside all of us.

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