| 1. | Their motors burn most of gasoline, and less goes out as exhaust fumes . 他们的汽车能燃烧绝大部分的汽油,排出的废气就少了。 |
| 2. | Exhaust fume fan for fire fighting specifications 消防排烟通风机.技术条件 |
| 3. | The air has been contaminateed by exhaust fumes 空气已被废气所污染。 |
| 4. | Exhaust fumes from cars are poisoning the air of our cities 汽车的废弃毒害我们城市的空气。 |
| 5. | Checking to make sure exhaust fumes haven ' t gone back inside the car 确定一下废气没有往车厢里排放 |
| 6. | There are many sources of air pollution ; exhaust fumes , for example 空气污染有许多来源,例如废气。 |
| 7. | Are used to breathing exhaust fumes 习惯了呼吸废气了 |
| 8. | The exhaust fumes from factories polluted the air above the city 从工厂排出的废气污染了城市上空的空气。 |
| 9. | Discharge of automobile exhaust fumes 汽车废气的排放 |
| 10. | A single chemical reaction between hydrogen and oxygen generates energy , which can be used to power a car - - producing only water , not exhaust fumes 氢氧之间的单一一次化学反应就能产生能量,这种能量可用于驱动汽车-它产生的只是水而不是废气。 |