| 单词 | grating photograph |
| 释义 | > as lemmasgrating photograph attributive and in other combinations, as grating-bar, grating-constant, grating-iron, grating photograph, grating space, grating spectrometer; grating-deck n. (see quot. 1867). grating spectrum n. a diffraction spectrum produced by a grating. ΘΚΠ society > travel > travel by water > vessel, ship, or boat > parts of vessels > part of vessel above water > [noun] > deck > movable deck hatcha1375 grating-deck1867 1598 A. M. tr. J. Guillemeau Frenche Chirurg. 33/2 Without greate paynes we can not fasten theron with the grating iron. 1867 W. H. Smyth & E. Belcher Sailor's Word-bk. Grating-deck, a light movable deck, similar to the hatch-deck, but with open gratings. 1897 ‘P. Warung’ Tales Old Regime 97 The man who filed away the grating-bars would be first out of the shaft. 1926 R. W. Lawson tr. G. von Hevesy & F. A. Paneth Man. Radioactivity iv. 44 The grating space of a Rowland grating is about 10–4 cm. 1938 R. W. Lawson tr. G. von Hevesy & F. A. Paneth Man. Radioactivity (ed. 2) iv. 49 The ‘grating constant’ is here the distance between two adjacent lattice planes in the crystal. 1941 Nature 24 May 643/2 The spectrum was obtained from a discharge tube of the type described by Pearse and Gaydon, and grating photographs were taken (dispersions 2·6 and 1·9 A./mm.) in the region λλ 6400–4900. 1963 G. Troup Masers & Lasers (ed. 2) viii. 149 The fluorescent light emitted from the ends and from the sides was examined, using a grating spectrometer capable of resolving the R1 and R2 lines. < as lemmas |
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