Based on the basic principle of 3-d and colour display, some attempts to the colour display by density separation and three primary colour composition are introduced.

本文根据三维显示和彩色显示的基本原理和特点，介绍了利用密度分割和三基色合成方法进行彩色显示的各种尝试。

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From the viewpoint of ecology, this paper argues that it is imperative to found a new theory of colour composition since the traditional one is insufficient in practice.

从生态环境角度出发，分析研究传统的色彩构成学理论在实际运用中的弊端，论述创建新的色彩构成学的重要性和迫切性。

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Bellini's profile portrait of Mehmet sniffing a rose is a masterpiece of cross-cultural exchange: Mehmet appears as a civilised ruler rather than a threat, yet in its colour and composition this portrait is unmistakably the handiwork of a Venetian master, testament to the city's artistic pre-eminence.

ECONOMIST: Venice and the East