中国大学MOOC: 两个视图为三角形，一面视图是圆的基本体是什么图形？What is the shape of the object two views that are both triangles and one view is a circle frame?
举一反三
- 两个视图为三角形，一面视图是圆的基本体是什么图形？What is the shape of the object two views that are both triangles and one view is a circle frame? A: 圆台 frustum of a cone B: 圆柱 cylinder C: 圆锥cone D: 四棱锥frustum of a pyramid
- 中国大学MOOC: 两个视图为矩形线框，一面试图是组合线框的形体是什么图形？What is the shape of the object two views that are both rectangles and one view is a composite frame ？
- What is the shape of the object with two views that are both triangles and one view is a circle A: cone B: cylinder C: frustum of a pyramid D: frustum of a cone
- 中国大学MOOC: 四棱锥的投影，有两面投影外轮廓一定是三角形（）。There are two side views having triangles for the projection of a square pyramid.
- 对于圆锥的三视图，下列说法正确的是（）1.三个视图均为圆2.两个视图为圆，一个视图为三角形3.一个视图为圆，另外两个视图为全等的三角形4.一个视图为圆，另外两个视图为不全等的三角形 A: 三个视图均为圆 B: 两个视图为圆，一个视图为三角形 C: 一个视图为圆，另外两个视图为全等的三角形 D: 一个视图为圆，另外两个视图为不全等的三角形