This paper introduces a special single board computer for measuring gap. The measurement is based on the principle of photoelectricity-scanning.

本文介绍一种利用光电扫描原理测量缝隙宽度的专用单板机。

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Measuring at purchasing-power parity makes the gap in GDP and living standards look narrower.

衡量购买力会加大GDP的差距并缩小生活水准之间的对比差距。

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However, because of difficulties in measuring light attenuation in canopy gap and complex structure of forest canopies.

但是、由于林隙结构极为复杂，难以精确地测量林隙上方和周围树冠空隙的透光情况。

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Everything begins with measuring and understanding the gap between what the experience is and what it should be.

FORBES: Brian Solis: The Future of Business is Shared Experiences

That's the biggest gap since they started measuring it, in 1990.

BBC: The UK productivity puzzle (cont'd)

Measuring at purchasing-power parity makes the gap in GDP and living standards look narrower.

ECONOMIST: Economic folly