| 1. | A company or other enterprise is a system .
一个公司或一个企业都是一个系统。 |
| 2. | A system is a collection of interrelated components .
一个系统是相互联系的一些元素的集合。 |
| 3. | The total internal torque in any system is equal to zero .
任何一个系统，其总内转矩等于零。 |
| 4. | The simulation allows him to test various features of a system .
这种模拟使他能够试验一个系统的各种特征。 |
| 5. | Feedback is the return of part of a system's output to change its input .
反馈是把一个系统输出的一部分返回以改变其输入。 |
| 6. | Viewing a biological association as a system has at least two advantages .
把一个生物群丛作为一个系统来看到至少有两个好处。 |
| 7. | A continuous stream of real-time data could flow into and out of such a device .
实值数据将能源源不断地输入和输出这样一个系统。 |
| 8. | Thus the absorption of a system is the fraction of the incident radiation which is absorbed by the system .
因而一个系统的吸收率就是被系统吸收的入射辐射的份额。 |
| 9. | Critics of solar energy suggest that such a system would remove too much land from productivity .
那些利用太阳能吹毛求疵的人指出，这样一个系统要占用大多的生产用地。 |
| 10. | Systems are lumped, time-invariant, or linear if all their elements have these properties .
如果一个系统的所有元素都有集总的，非时变的或线性的性质，则该系统是集总的，非时变的，或线性的。 |
