The output from this is huge, even on a lightly loaded system, so you typically either supply the name of a directory as a command-line argument or use a pipe to filter its output.

即使在负载很轻的系统上，这个命令的输出也非常长，因此通常通过命令行参数指定一个目录名，或者使用管道筛选它的输出。

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The researchers then staged an “incident” in which the camp’s water supply was cut off and all the boys had to check the water pipe (more than 1 km long) to see where it was blocked.

研究人员接下来安排了一个“事故”，他们切断了营区的供水。 所有的男孩子都要去检查水管（长度不止1公里），看看是不是有哪里堵住了。

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Flush dirt and scale from supply pipe.

从供应管道内冲刷污垢和水垢。

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The scheme will see 10.2km of new water pipe laid to increase supply and meet the demand from the new Southmead Hospital and housing developments in north Bristol.

BBC: Bristol Water road closure signs

The facility, which is called a "gas governor" and consists of a large slab of concrete, a flue pipe and a control box, is intended to regulate gas supply in the area.

BBC: The gas governor in Oxted

Companies that supply the drillers were also among the buys, including seamless pipe maker Tenaris S.A. (nyse: TS - news - people ).

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