| 1. | The cyclone brought misery to thousands of people ..
旋风给成千上万的人带来苦难。 |
| 2. | Middle-latitude cyclones originate at the polar front .
中纬度地区的气旋发源于极锋。 |
| 3. | A cyclone in the tropics is caused by a smaller area of low pressure .
热带暴风是由小面积低压引起的。 |
| 4. | The principal objective in designing cyclones is to create a vortex .
设计旋风除尘器的主要目的在于造成涡旋运动。 |
| 5. | This control requires knowledge of attrition kinetics and cyclone effectiveness .
这种控制要求颗粒磨损动力学和旋风分离器效率的知识。 |
| 6. | A region of low pressure with roughly concentric isobars is known technically as a cyclone .
具有大致同心的等压线的低压区在技术上称为气旋。 |
| 7. | By using cyclone separators to return the entrained solids, even higher gas velocities can be used .
当采用丁旋风分离器来使夹带固体颗粒返回时，还可用更高的气速。 |
| 8. | To avoid rapid loss of solids, cyclones and electrostatic precipitators should have a very high collecting efficiency .
为了避免固体很快损失，旋风分离器和电器除尘器应当有很高的捕集效率。 |
| 9. | Vortex injection provides a form of swirl or cyclone combustion for a rocket engine similar to systems often employed in industrial furnaces .
涡流喷射在火箭发动机中产生一种涡流或旋涡形式的燃烧，与工业炉中常采用的系统相似。 |
| 10. | Tropical cyclone warning bulletin for local public
最新热带气旋警告本港地区 |
