当酽酽的绿褪成枯萎的黄，阳光也瘦削了许多，冬日的寒意开始在树梢、屋脊蔓延，弥漫了整个城市。这是一段漫长而寂寥的日子，却可以让我们静心回顾这一年中的成败得失，这又是一个蛰伏的季节，宁静中蕴育着跳动的希望。春华秋实，《计算机辅助设计与制造》杂志已经走过了不平 When the stagnant green fade into withered yellow, the sun is also a lot of thin, cold winter began in the treetops, roof spread, filled the entire city. This is a long and lonely day. However, we can meditate back and review the successes and failures of this year. This is another season of dormancy. There is hope for beating in silence. Chunhua Qiu Shi, “Computer Aided Design and Manufacturing” magazine has gone through uneven