免费成人A片免费看|亚洲有码视频在线观看|美女毛片视频激情超碰|91精品国产欧美一区二区成人|久久无码精品一级A片一高潮不断|亚洲性爰专区三级片不卡免费|欧洲另类AV无码国产免费看|免费观看黄片视频|三级黄色网片在线|国产精品一区二区三区网址

單詞乎

photographic emulsion

photographic emulsion是什么意思、photographic emulsion怎么讀

photographic emulsion漢語翻譯

【醫(yī)】 照相乳膠, 照相乳劑

photographic emulsion英語解釋

名詞 photographic emulsion:

  1. a light-sensitive coating on paper or film; consists of fine grains of silver bromide suspended in a gelatin
    同義詞：emulsion
0
糾錯(cuò)