variable-con-trast photographic paper
英
美
- 变反差相纸
双语例句
- Photographic paper used for phototypesetting output.
照相排字输出用的相纸。 - Photogram Print made by the exposure of an object directly on photographic paper.
实物构图直接用光把一个物体投射于相纸上所造成的图像。
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