Writing 1 Title--Things not seen before You came to this city and this university not long ago. It was the first time you had been here There were many things that you had never seen before. What are they?) Writing 2

词汇A unit 1 1. physical ---a. of the 2. attraction---action or power of attracting 4. particular---more than usual, special, exceptional

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一、设置点的样式: 功能:设置点的图案、点的大小、点的显示方式 调用:a.格式\\点样式;

一、具有单行、多行的标注文字和编辑功能; 二、缺省样式\STANDARD\; 三、可创建自己的文字标注样式

了解棘轮机构,槽轮机构,不完全齿轮机 构和凸轮式间隙运动机构的运动特点、主要参数及应用

第一节二十世纪前半叶的问题 第二节今天的问题