“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	electron transporting layer electron transport system Electron trap electron tube electron tunneling electron-type high temperature superconductor electron type superconductor electron-type superconductor electronuclear electron volt electron-volt electronvolt electron wave electron withdrawing group electron-withdrawing group electro-oculogram electrooculography electrooptical alignment unit electrooptical coefficient electro-optical crystal electrooptical deflection electro-optical detection electro-optical diffraction modulator electro-optical distance meter electro-optical distributed aperture system

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