Open the purge valve until the water flows clear and free of bubbles.

打开排气阀，直到水流清澈没有气泡。

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A throttle valve must be installed along outlet pipeline when the conditions of work are not clear or stable, this can guarantee operation at the design point.

当工作条件不明或不稳定时，出口管路中必须安装节流阀，以保证泵在设计点运行。

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The clear water supply control system of Xiaolangdi Power Station includes a valve control system of the clear water pool and a cycle pump control system.

小浪底水力发电厂清水供水系统分为清水池阀门控制系统和回水泵控制系统。

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It's not clear what all of this means for Valve's AR work, but it's clearly still a work-in-progress.

ENGADGET

Thus far, only a handful of folks internal to Valve have gone hands-on with TF2's VR Mode, and it's clear the hardware team is eager to get more feedback.

ENGADGET: Valve's Joe Ludwig on the uncertain future of virtual reality and partnering with Oculus