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 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.

youdao

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 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.

youdao