Label printing is frequently performed on a narrow-web, eight-colour multi-process printing machine that allows for the combination of flexo, screen, offset and letterpress printing.

标签印刷通常在窄幅、八色的多工序印刷机上进行，这种机器兼容柔版、网版、柯式和凸版等多种印刷方法。

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Thixotropy: The property of letterpress and offset inks of becoming fluid when stirred and setting to a semi solid state when left at rest for some times.

触变性：活版及柯式油墨的一种特性。当搅拌后，油墨变得稀，但让它静止一段时间，它又变回半固体状态的情况。

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Heat set ink: Letterpress and offset inks which dry under the action of heat by evaporation of their high boiling solvent.

热固油墨：活版及柯式用油墨。热力使它的高温沸腾溶剂蒸发而干燥。

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At the turn of the 20th century, letterpress posters advertised boxing matches, circuses and carnivals, but most print shops junked their clunky letterpress printers for offset units in the 1950s or for computers in the 1980s.

FORBES: Gutenberg revisited