| 1. | A lead plate crosses the chamber and evidently the particle has passed through it .
一块铝板横放在云室中，显然有粒子穿过铅板。 |
| 2. | The main evidence for the validity of nucleation theory rests on its ability to predict closely the critical supersaturation for most liquids in cloud chamber experiments .
成核理论正确性的主要证据在于它能在云室实验中精密地预测多数液体的临界过饱和度。 |
| 3. | Cloud chambers are used for studying radioactivity
云室是用于研究放射活动的。 |
| 4. | You can also observe it in a cloud chamber in the laboratory
你也可在实验室的云室里观看到此现象。 |
| 5. | Continuously sensitive cloud chamber
连续灵敏云室 |
| 6. | These are boxes containing air that is super - saturated with water vapour
云室里的空气含有大量水蒸气，已达到饱和。 |
| 7. | Cloud chamber smoke detection
云室感烟探测 |
| 8. | Low pressure cloud chamber
低压威尔逊云室 |
| 9. | Diffusion cloud chamber
扩散云室 |
| 10. | Wilson cloud chamber
威尔逊云室 |
