| 单词 | colour doctor |
| 释义 | > as lemmascolour doctor colour doctor n. Manufacturing Technology a doctor blade in a printing machine for removing surplus colour or ink; cf. doctor n. 11. ΘΚΠ the world > textiles and clothing > textiles > textile manufacture > manufacture textile fabric or that which consists of > manufacture of textile fabric > treating or processing textile fabric > [noun] > printing > calico printing > other equipment colour doctor1839 mill1839 sieve1839 colour roller1890 1839 A. Ure Dict. Arts 217 A sharp-edged ruler of gun-metal or steel, called the colour doctor. 1876 Encycl. Brit. IV. 685/1 The colour doctor..fits closely to the surface of the roller, and removes all colour except that which fills the engraved portions. 1994 Technol. & Culture 35 78 A steel or composition doctor blade (color doctor) removed excess color from the engraved roller. < as lemmas |
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