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語言

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調色的三要素

1、 光源

比色時宜選擇來自北方柔和的光源。調色者應背對北方。調色最佳時間為:日出后三個小時和日落前三個小時。


2、 物體

物體應能提供盡可能準確的顏色信息。因此物體表面應潔凈,避免漆面老化、變色和污染。比色背景應以淡色調為主,避免太艷、太深。


3、 觀察者

無色弱、色盲。


比色方法:

a) 目測法:直接用調漆尺進行比色??旖?,但準確性較低。

b) 涂抹法:將所調色漆涂抹在樣板或片材上進行比色。對實色漆準確性高,但干燥時間較長。

c) 噴涂法:通過噴板進行比色。準確性最高,但操作較為復雜。

測試

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欧美性爱一区二区