| 1. | The oven operates on the air-bath principle .
恒温槽工作基于空气浴原理。 |
| 2. | It's necessary to operate on him .
必须给他做手术。 |
| 3. | I had my nose operated on .
我的鼻子动了手术。 |
| 4. | Large mining equipment cannot be operated on narrow benches .
大型采矿设备不能在窄台阶上操作。 |
| 5. | White muscle operates on a "twitch now, pay later" basis .
白肌的工作方式是“先消耗，后补充”。 |
| 6. | The scientists built a machine that operated on the same principle .
科学家们研制了应用同样原理的机器。 |
| 7. | Let us see how this scheme would operate on the number 3. 5 .
现在来看看怎样用这个方法来处理35这个数。 |
| 8. | In many small hotels or motels, these food services are often operated on a concession basis .
许多小旅馆和汽车旅馆的食品服务往往租让出去。 |
| 9. | On the supply side, individuals are assumed to operate on the principle of utility maximization .
从供给方面来看，假定个人行为是遵循效用最大化原则。 |
| 10. | Libraries plainly operate on the basis that the onus is on the user to learn how to use the system .
显然，图书馆现在的做法是将责任推给用户，要求他们学会使用系统。 |
