随着计算机技术的发展 ,越来越多的科技书刊插图采用计算机绘制 ,这对于提高其插图的质量 ,具有十分积极的意义。计算机绘制插图有手工绘制不可比拟的优点 ,如对称图形的镜像完成、相同图形的多次拷贝、相似图形的任意级缩放、绘图和文字标注一次完成、可多次修改等。但目前由 With the development of computer technology, more and more illustrations of science and technology books are drawn by computer, which has a very positive meaning for improving the quality of illustrations. Computer drawing illustrations have hand-drawn incomparable advantages, such as the mirror image of symmetrical graphics, multiple copies of the same graphics, similar graphics at any level of zoom, graphics and text labels completed at once, and so many changes. But by now