In photography, the essential light sensitive coating on photographic film comprising gelatine and silver salts.

在照相技术中，覆盖在照相底片上的由胶和银盐组成的感光物质。

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The preparation of composite film for coating dye molecules onto silver nanoparticles surface is introduced, and the amount of dye for saturation adsorbing is estimated and calculated;

介绍了将染料包覆的纳米银粒子掺入明胶基质中，进而制备成染料包覆纳米银粒子复合膜的工艺过程；

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