photographic reversal film是什么意思，photographic reversal film的翻译，photographic reversal film音标、读音、用法和例句

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photographic reversal film是什么意思，photographic reversal film的翻译，photographic reversal film音标、读音、用法和例句_沉淀汉英词典

photographic reversal film

基本解释

专业释义

物理学