torus是什么意思

实用例句

1. A torus can be obtained from a rectangle by identifying opposite sides.

环面可由矩形把其两对对边分别重叠起来而得到.来自辞典例句

2. A piece of magnetic material, usually torus - shaped, used for storage.

一种供存储器使用的磁性材料, 其形状通常是环形曲面体.来自辞典例句

3. They are portions of a sphere, a torus or a cone.

他们是一球形 、 环形或锥形的一部分.来自辞典例句

4. Thus for a torus many new circumstances arise.

对于一个环管就有许多新的情形发生.来自辞典例句

5. Topologically, then, a sphere and a torus are distinct entities.

所以就拓扑学而言, 球和环面是不同的东西.来自互联网