世界水日 惠州志愿者手绘节水画卷号召市民节约用水
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百度 选举票用汉文和7种少数民族文字印制。
The 3D Core Graphics System (a.k.a. Core[1]) was the very first graphical standard ever developed. A group of 25 experts of the ACM Special Interest Group SIGGRAPH developed this "conceptual framework". The specifications were published in 1977 and it became a foundation for many future developments in the field of computer graphics.
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