机械制图基础机械制图基础

[{"title":"（ 7 个子文件 2.83MB ） 机械制图基础机械制图基础","children":[{"title":"课件","children":[{"title":"5 几何元素间的相对位置关系.ppt <span style='color:#111;'> 990.50KB </span>","children":null,"spread":false},{"title":"4 点、直线和平面的投影.ppt <span style='color:#111;'> 1.00MB </span>","children":null,"spread":false},{"title":"10 组合体的三视图表达.ppt <span style='color:#111;'> 442.00KB </span>","children":null,"spread":false},{"title":"7 基本体的投影.ppt <span style='color:#111;'> 1.42MB </span>","children":null,"spread":false},{"title":"8 平面及直线与立体相交.ppt <span style='color:#111;'> 757.50KB </span>","children":null,"spread":false},{"title":"6 投影变换.ppt <span style='color:#111;'> 355.00KB </span>","children":null,"spread":false},{"title":"9 立体与立体相交.ppt <span style='color:#111;'> 2.83MB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]