The transmission belts installed with gear and rack device, the position of belts can be adjusted.

多条输送皮带都装有齿轮和齿条装置，可调整皮带的左右位置。

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In this paper, the working principle and design method of self_lock device of gear and rack are introduced.

介绍了一种齿轮齿条自锁机构的工作原理和设计方法。

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At the same time, introduce the principle of side core-pulling mechanism of gear and rack injection mold, and design gist of a rack.

掌握长抽距或斜抽芯塑件的结构工艺分析及抽芯距、抽芯力的计算，齿轮、齿条注射模侧向抽芯机构的原理和齿轮、齿条设计要点尤其关键。

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The large rack of gear dug into my shoulders and my jury-rigged chest harness made it hard to breathe.

WSJ: Training for the Big Wall | By Michael J. Ybarra

Another distinguishing feature is the speed-sensitive power steering with rack-and-pinion steering gear: the power assistance is implemented electrohydraulically rather than just hydraulically.

ENGADGET: Visualized: Mercedes-Benz SLS AMG E-Cell bares all

Well if Protect DVD and other tools like it take off, you may have to dust off that old player and return it to its rightful home in your gear rack.

ENGADGET: Protect DVD-Video prevents discs from playing on your PC