| 1. | The unsaturated link occurs in a cyclic system .
在环体系中存在不饱和键。 |
| 2. | The cyclic model of the universe is clearly attractive .
宇宙的循环模式显然富有魅力。 |
| 3. | There is only one lower-energy orbital in a cyclic system .
在环状体系中只有一个最低能量轨道。 |
| 4. | The refrigerant in a household refrigerator also undergoes a cyclic process .
家用冰箱的致冷剂，也经历循环过程。 |
| 5. | The relations reflect the nature of the tectonic movement, that is, gradual or cyclic .
这些关系反映出构造运动的性质，是渐进的或是旋回的。 |
| 6. | Among the first things a watcher of the sky becomes aware of is the cyclic nature of what is seen .
天空的观察者首先意识到的是所见现象的周期性特征。 |
| 7. | Similar cyclic stresses may have occurred due to wind-induced swaying motion during storage .
同样在存放时由风力引起的横向摆动也可以产生类似的循环应力。 |
| 8. | Other cyclic variations in the relationships between sun, moon and earth also affect tidal range .
太阳，月球和地球之间的其它周期的变化也对潮汐大小产生影响。 |
| 9. | The principle of cyclic sedimentation applies to deposits dating from earliest paleozoic time to the holocene .
旋回沉积原理适用于始于最早的古生代迄至全新世的沉积物。 |
| 10. | A process in which the final state of the system is the same as the initial state is called a cyclic process .
若在一过程中，体系的终态和始态相同，则称此过程为循环过程。 |
