1. Base: The transparent, flexible support, commonly cellulose acetate, on which photographic emulsions are coated to make photographic film. 片基：透明的，柔性的片基，通常的材料是醋酸纤维素酯，摄影乳剂就涂在上面成为摄影胶片。
2. Base: The transparent, flexible support, commonly cellulose acetate, on which photographic emulsions are coated to make photographic film. 片基：透明的，柔性的片基，通常的材料是醋酸纤维素酯，摄影乳剂就涂在上面成为摄影胶片。
3. Photographic light-sensitive paper coated with silver bromide, used in photographic reproduction or photo typesetting, producing a positive image. 用溴化银涂面的光敏性相纸。复制照相或照相排字等阳图制作用。
4. Photographic light-sensitive paper coated with silver bromide, used in photographic reproduction or photo typesetting, producing a positive image. 用溴化银涂面的光敏性相纸。复制照相或照相排字等阳图制作用。
5. Seasoning of solution due to usage and leaching out of photographic reaction products and emulsion addenda from the photographic element into the processing solutions also becomes a problem. 由于所用溶液的耗损及照像反应产物和 乳剂 添加剂从照像材料中带到加工液中去，也会造成问题。
