The system consists of two air blowers (one of them as a common spare), air piping and grid distribution pipe.

这个系统包括两个送风机（其中一个备用）、空气管和氧化空气分布管。

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For the experimental pipe sections, grid models of the entrance straight section and the bend section are established respectively.

针对实验管段，分别建立入口直管和弯管的网格模型。

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Sun's announcement marks the information technology industry's latest step toward "utility computing, " a grid system in which companies pipe in data processing and storage from faraway server farms, says Nicholas Carr, author of The Big Switch, a book on utility computing published earlier this week.

FORBES: Sun Plans To Close Its Data Centers