| 单词 | rose copper |
| 释义 | > as lemmasrose copper † rose copper n. Obsolete (see quot. 1706).extracted from coppern.1rose copper rose copper n. Metallurgy (now chiefly historical) a highly refined form of metallic copper; cf. rosette copper n. at rosette n. Compounds 3. ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > base metal > [noun] > copper > types of garcopper1654 rose copper1678 tile copper1825 pimple copper1848 blister-copper ore1861 pimple metal1870 tough-cake1881 tough pitch1881 electrolytic1912 1678 in R. W. Cochran-Patrick Rec. Coinage Scotl. (1876) II. 180 To import..from Stockholm or Drountoun..two tunne of good and sufficient puire rose copper. 1775 Brit. Chronologist 3 387/1 So in our present gold coin the standard is twenty-two caracts of fine gold, and two caracts of other metal, as standard silver, or equal parts of silver and copper, or all parts rose copper. 1839 A. Ure Dict. Arts 823 The reverberatory furnace generally employed..for the treatment of black copper, and for refining rose copper upon the great scale. 1901 J. S. Gorgas Questions & Answers Curriculum Dental Student 462 A chaser made of soft rose-copper answers well as a finisher if carefully used. 1992 B. C. Blake-Coleman Copper Wire & Electr. Conductors ii. 89 In 1649, Jacob Momma and Daniel Demetrius opened brass mills at Esher using Swedish rose-copper. < as lemmas |
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