| 1. | The cam may have three, four or six lobes .
该凸轮上有3个，4个或6个凸缘。 |
| 2. | This completes the proof of the convexity theorem .
这就完成了凸定理的证明。 |
| 3. | An indifference curve is usually assumed to be convex .
无差异曲线通常呈凸形。 |
| 4. | The single pyramid projects well into the renal pelvis .
单个锥体明显凸入肾盂。 |
| 5. | The ribs stood out so that the skin over them was tense .
肋骨那么鼓凸，皮肤紧紧地绷在上面。 |
| 6. | The rotor has recesses in its three faces between the lobes .
转子在其凸角之间的三个面上有凹槽。 |
| 7. | The inferior and lateral convex border of the stomach is the greater curvature .
胃的下方及侧面凸缘是胃大弯。 |
| 8. | It has rounded shoulders inside instead of the sharp orifice-like edge .
在内部作成圆形凸肩以代替锐缘孔板状的侧面。 |
| 9. | The rise and sets of crescent and gibbous phase can be estimated in the same way .
蛾眉日和凸月的长落时刻，可以用同样的方法估计。 |
| 10. | Every lens has a mounting flange with which it is attached to the camera body .
每个透镜都有一个安装凸缘，依靠它才能把透镜安装到相机上。 |
