| 单词 | black process |
| 释义 | > as lemmasblack process black process n. Photography now rare a process by which black and white photographic prints or black and white copies are produced; frequently attributive in black-process paper. ΚΠ 1853 Notes & Queries 26 Mar. 315/2 The chloride of barium will often produce black images, though very uncertain; and the black process as given by Le Gray is uncertain also. 1899 Mechanic Arts Mag. May 179/1 There is a black process paper, which is now coming a good deal into use... When making blackprints put strips of black process paper in your small frame. 1903 S. S. Leach Rep. Operations 1st Battalion Engineers 78 Tracing linen... Blue print paper... Black process paper. 1909 Workshop Receipts (new ed.) I. 418/2 A black process, which will compete for favour with the above blue process, is given in the Photocopie of A. Fisch. 1920 R. McGarraugh Mine Bookkeeping iv. 25 Forms ruled by hand or printed upon black-process paper. < as lemmas |
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