photographic material短语¹⁴⁴⁹⁷²⁺² 基本英英近义反义例句 照相材料 Noun: light-sensitive paper on which photograph can be printed近义词photographic paper相纸,印相纸… It showed evident effects of reducing fog growth and speed change on storage of the photographic material. 结果表明，该化合物对抑制胶片贮存中灰雾增长和感光度的变化有明显作用。 chemyq