Exercises 练习题 1.Find out the right three views for each pictorial drawing,and make out the right number in bracket. 找出与立体图相对应的三视图，并在括号内填写相应编号。 2.Draw three views according to pictorial drawing the front view is looked from S). 根据立体图（所给主视图观察方向S),画出相应的三视图。 3.Draw three views according to pictorial drawing the front view is looked from S). 根据立体图所给主视图观察方向S),画出相应的三视图。 请点击相应题目显示其内容11 Exercises