This involves adding a layer of coloured filters above the black-and-white capsules, so that they can change colour.

该技术要在黑白胶囊上方加一层彩色滤光片(coloured filters)，这样胶囊就能变色。

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On a new layer, choose a solid dark coloured brush.

在新的层数，选择坚实黑暗色刷子。

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The course of development of EPDM composite coloured shingle is described with focus on its main materials and self-stick layer.

介绍了EPDM复合彩瓦的研制过程，并对其中的主体材料和自粘层作了详细的论述。

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