| 单词 | nitrate base |
| 释义 | > as lemmasnitrate base b. Cellulose nitrate (i.e. nitrocellulose), as formerly used as a base for cinematographic films. Also attributive, as nitrate base, nitrate film, etc. ΘΚΠ society > leisure > the arts > performance arts > cinematography > filming > filming equipment > [noun] > film > base nitrate1925 1925 Chem. Abstr. 19 728 Addn. of 16·6% camphor to..the strongest nitrate films increased the tensile strength from 3·43 to 8·56 kg. per sq. mm. 1936 A. B. Klein Colour Cinematogr. I. iii. 172 Standard nitrate base for motion picture film is coated with three layers of emulsion containing dyes. 1949 W. H. Offenhauser 16-mm Sound Motion Pictures iii. 20 The weight of nitrate, however, is but a fraction of one per cent of the total weight of the film. 1971 L. B. Happé Basic Motion Pict. Technol. 348 Nitrate, cellulose nitrate, a highly inflammable material once used as film base. 1975 Oxf. Jrnl. 6 June 8 The old one [sc. projector room] was fireproof..because of the highly inflammable nitrate film that was used. 1990 20/20 July 67/3 A nitrate print..was found in the vaults of Britain's National Film Archive in Berkhamstead. < as lemmas |
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