| 1. | Soon this frenzied rotation slows down . 不久,这种疯狂的自转便减慢了。 |
| 2. | The rotation in the elliptic is retrograde . 在椭圆内的运动属于逆进型。 |
| 3. | The base of the tower is restrained against rotation . 塔基受到转动约束。 |
| 4. | A counterweight balances the rotation . 有一个砝码平衡回转。 |
| 5. | Find the number of degrees of rotation of the lower member . 求下杆转动的度数。 |
| 6. | The chairmanship of the committee changes in rotation . 委员会主席一职是轮流担任的。 |
| 7. | There are two evident advantages of this type of rotation . 这种形式的调动有两个明显的优点。 |
| 8. | The crankshaft makes three rotations for each rotation of the rotor . 转子每转一周,曲轴转3周。 |
| 9. | The disks between the vertebrae serve as the pivots of rotation . 脊椎之间的基状物起着旋转枢轴的作用。 |
| 10. | The cycle sum of the rotation group of the octahedron was calculated . 正八面体的旋转群的循环和已算出。 |