Think about the difference between a flat paper map and a spherical globe.

试想下平面地图和球形地球之间的区别。

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The utility model relates to a paper feed fault protection device for a print press, which is especially suitable for a paper feed fault protection device for a flat paper offset printer.

本实用新型涉及一种印刷机输纸故障防护装置，尤其适用于平张纸胶印机输纸故障防护装置。

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Xerox is experimenting with its own conductive inks for making electronic paper and circuitry for flat screen monitors and billboards.

FORBES: Touchy Circuits

Yet it is not certain that public journalism commands the public's interest: the Dayton paper's circulation is flat.

ECONOMIST: American democracy: Building the perfect citizen | The

That office paper usage will continue to be flat or slightly decline, with larger forces like the economy having more impact than mobile.

FORBES: Dreaming Of The Paperless Office? Mobile Isn't Your Savior