The system uses the simplest axial-flow sleeve as flow control valve to blank off, isolate and select reservoir. The system adopts all-hydraulic operation.

本系统使用最简单的轴流类滑套作为流量控制阀，用以封堵、隔离和选择油层，并采用全液压方式进行动作控制。

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Blank lines improve readability by setting off sections of code that are logically related.

用空行来将逻辑相关的代码块分割开可以提高程序的可读性。

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A tip-off led to the basement of a house recently vacated by Mr Rodenstock and the discovery of piles of blank labels, corks and other counterfeiter's paraphernalia.

由于走露风声，罗德斯托克先生最近搬离了一栋住宅的地下室，人们在那里发现了成捆的标签，瓶塞和其它造假工具。

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Reimer was unstoppable in the first half of the game, stopping a couple point blank shots off Bruins center Gregory Campbell, while diving to save a Patrice Bergeron wraparound attempt.

WSJ: Toronto Maple Leafs Force a Game 7

When a picture was finished, he cropped off any remaining blank canvas.

ECONOMIST: A French master reassessed

Many voters are frustrated by what they see as the flow of "blank cheques" being signed off by their leaders and sent to bailout-struggling economies abroad, while austerity is making life harder at home.

BBC: Netherlands election analysis: Dutch show faith in Europe