“negative-positive photographic system”的概念、定义、翻译、参考文献-科学参考

单词	negative-positive photographic system
释义	negative-positive photographic system Encyclopedia 艺术学摄影工艺释 negative-positive photographic system底-正摄影系统感光材料经曝光冲洗获得负像后称为底片，印相纸经由底片进行接触印相冲洗获得正像后，或者放大纸经由底片进行放大冲洗获得正像后，称为照片，此摄影成像系统称为底-正摄影系统。又称负-正摄影系统。
随便看	Archimedes recurrence formula Archimedes spiral Archimedes spiral field Archimedes spiral inverse Archimedes theorem Archimedes, 公元前287—212 Archimedes (公元前287—前212) archimedically ordered field archimedically ordered ring archipelagic ocean archipelagic state Archipiélago de las Perlas Archipiélago de Revillagigedo ArchiSpel Square ArchiSpel活动广场 ARCHISS Architechtural Terra-cotta of the Qin and Han Dynasties architect architect professional liability insurance architectural acoustics Laboratory architectural aerodynamics architectural aesthetics architectural archaeology Architectural Association School of Architecture architectural coating

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