我自学土木工程制图。买了一个学习包，华中科技大学出版社的第二版画法几何与土木工程制图习题集。可是...
推荐回答（1个）
这本书是不是有个关盘的？如果有的话应该是在关盘里。我记得以前有答案的啊，就在习题集的后面。
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