Zones can represent physical rack location, room number, data center location, and so on.

区域可以表示物理阵列位置、房间号、数据中心位置，等等。

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This makes the car respond quickly when starting a turn (the rack is near the center), and also reduces effort near the wheel's turning limits.

这使得车轮开始转时，转向灵敏(齿条更靠近中心)，而在车轮接近最大偏转角时减少其灵敏度。

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Some cars have variable-ratio steering, which uses a rack-and-pinion gear set that has a different tooth pitch (number of teeth per inch) in the center than it has on the outside.

有些车的转向系角传动比是可变的，这种转向器采用齿轮齿条式，它在中间而不是外部，有不同的齿密度（每寸齿数）。

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And applications would each run on their own tower of power hardware that was often running in a unique data center rack or racks.

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Center a rack in the oven and preheat the oven to 350 degrees Farhenheit.

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Place a rack in the center of the oven and preheat the oven to 350 degrees F.

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