The magnetic fluid seals' rules at large gap and high speed conditions were studied and the theoretical explaining was given. A method to improve the tight capacity was given.

通过实验研究了大间隙、高转速条件下磁性流体密封的规律，并对其进行了理论分析。另外还给出了改进大间隙条件下，提高密封性能的措施。

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Because the compression module based on TMS320C6211 is a high-speed circuit board, so the design procedure and rules of the PCB are described in detail.

由于基于TMS320C 6211的压缩模块是一个高速电路板，因此本文对PCB绘制的流程及设计规则进行了详细介绍。

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Moreover, some basic rules of high-speed printed circuit board (PCB) design were discussed.

最后，本文还对高速印刷电路板（PCB）设计的一些基本规则进行了探讨。

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Bluetooth chips, too sluggish and short-range for high-speed data (where Wi-Fi rules), are ideal for phone calls and tunes because they drain the battery far more slowly than Wi-Fi.

FORBES: The Next iPod Color? Bluetooth

In response to consumer concerns about caps on heavy data users, Comcast is revising its rules for high-speed Internet subscribers.

FORBES: Comcast Revising Rules On High-Speed Data Service

But carriers that are burdened with heavy rules won't invest at the high level needed to spread high-speed broadband everywhere it needs to go.

FORBES