| 单词 | cake copper |
| 释义 | > as lemmascake copper cake copper n. now chiefly historical metallic copper in large pieces produced by a smelting process.Cf. tough-cake n. at tough adj. and n. Compounds 2. ΚΠ 1799 Commerc. & Agric. Mag. Aug. 48 This raised cake copper to 100l. per ton. 1867 Civil Engineer & Architect's Jrnl. 30 335/1 The stripping or skimming process in the smelting was now carried too far, the cake copper being seriously robbed by the greatly increased proportion of metal skimmed off to form the best selected copper. 1920 Chem. & Metall. Engin. Oct. 736/1 Rarely, if ever, is the copper added in the form of ingot or cake copper, because large, massive pieces require too long a period of time for solution. 2008 P. M. Jones Industr. Enlightenment vi. 224 The war [against Revolutionary France] had interrupted the importation of cake copper, just as it had closed off access to good-quality cast-steel. < as lemmas |
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