播云的英文

cloud seeding

• 播:    a surname
• 云:    say
• 播云；云的催化:    cloud seeding; clo ...

例句与用法

1. Detailed simulations on rain enhancement with a rocket fired at different time , elevations , distances and seeded in different areas of cloud were analyzed . the results show that a positive effect of rainfall enhancement can be obtained when seeding in suitable parts of the clouds
   结果表明，利用火箭在对流云中适宜的部位进行人工播云催化作业是有正效果的；在云发展阶段进行催化，增雨效果较好；火箭发射仰角对增雨的效果有很大影响。
2. These offices , set up over the past 15 years , deploy artillery , rocket - launchers and aeroplanes to seed clouds with chemicals （ usually silver iodide ） that encourage droplets to form and fall where needed , or prevent the formation of destructive hailstones
   在过去的十五年中，这类办公室相继成立，它们调动大炮、火箭发射器和飞机，利用化学品（通常是碘化银）来"播云" ，作用要么是促进雨滴形成后降到需要雨水的地方，要么是防止破坏性冰雹形成。