Before installing, flush out pipe lines to remove scale and other foreign matter.

在安装之前，要冲洗管线，清除水垢和其他外来杂质。

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For example, one in pipe and one out pipe can be used to enable an in-out interaction.

例如，可以使用一个In管道和一个out管道来支持进行In - out交互。

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The Axis engine implements these two pipes, and these pipes are named in pipe and Out pipe.

Axis引擎实现了这两个管道，分别是In Pipe和Out Pipe。

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They should get out and clear space around the vehicle's exhaust pipe to prevent the possibility of carbon monoxide poisoning.

VOA: special.2011.01.11

But we still cannot solve it." Dupin took the pipe out of his mouth.

VOA: special.2009.12.26

Power is equal to the flow of water out of the pipe, which depends on both variables.

WSJ: A Youngster's Bright Idea Is Something New Under the Sun; Scientist Is 13-Year-Old Aidan Dwyer

Run a car on hydrogen and pure water drips out the tail pipe.

FORBES: Breakthrough in Biofuels? Maybe.

The car doesn't need the carbon dioxide to run, so it sends it out the tail pipe and into the atmosphere.

NPR: Has the Move to Make Cars Greener Stalled?