negative colour film 彩色负片
negative colour film detail 彩色负片
colour negative film 彩色照相胶卷 ; 彩色底片
colour negative 彩色阴图片 ; 天然色负片
Printing a black-and-white negative on to colour paper produces a similar monochrome effect.
将黑白底片冲印在彩色纸上产生一种类似的单色效果。
The result shows that the lightness and colour saturation of the yarn vary with the twist according to the rule of negative exponent, and its hue of colour increases slightly.
测试结果表明：随着纱线加捻程度的增加，着色涤纶长丝纱线颜色的色度指标明度、饱和度呈负指数规律下降，色调角略有增大。
The high-contrast colour paper is commonHgh-quality negative-positive colour paper.
高反差彩色相纸是目前通用优质负一正彩色相纸。
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