Now, the most commonly used enterprise hard disk drives (HDDs) are limited by the rate of head movement, the speed of the spinning platter, and seek latency.

现在，大多数常用的企业硬盘驱动器(HDD)都受到磁头移动速度、盘片旋转速度和查找延时的限制。

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The speed of inkjet printers is therefore based upon the linear imaging speed of the printhead. The speed of the head is based upon the technology used.

喷墨印刷机的速度主要取决于喷咀的线性成像速度，而后者则与所采用的技术有关。

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What this research asks, though, is how does a smile's speed in combination with head-tilt and gender affect its perception.

而这项研究是一个微笑的速度、头部倾斜还有性别是怎样综合影响微笑的效果的。

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Earlier in the week, the head of the World Bank said international support can speed progress -- "but only if coupled with real reform."

VOA: special.2011.05.27

The electric motor dishes out gobs of linear, head-snapping torque, quickly propelling you past the speed limit -- you've been warned.

ENGADGET: Tesla Model S first drive: the sports sedan goes electric (update: video)

"We do expect phone metering to be a big boost to our business since it makes it easier for customers to justify connecting to the Internet via cable, " says Russell Sy, marketing head for SkyCable's high-speed services.

CNN: With a Little Help From a Foe

Doctors would be able to use the data to gain a head start in treating and isolating outbreaks of infectious disease - an area where speed is crucial if death rates are to be minimised.

BBC: Early warning system for bio-terror