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- ACN = artificial cloud nucleation 人造云造雨法
- Artificial Cloud Nucleation 人(工)造云
- Pressure created by sound waves squeezes moisture from the air, creating the "artificial cloud. 声波产生的压强将空气中的水分挤压出来，形成“人造云”。
- An artificial cloud created by an aircraft,caused either by condensation due to the reduction in air pressure above the wing surface or by water vapor in the engine exhaust. 飞行器制造的人造云，既可以是由机翼表面气压减小导致的浓缩产生，又可以引擎排气管排出的水蒸气造成。
- It is believed that organic acids in the troposphere mostly come from human activities and natural emission, and they play a key role in cloud nucleation and make an important contribution to the CCN population,their species remain poorly characterized. 对流层中的有机酸主要来源于人类活动和自然的排放,它们对云成核现象有重要作用并且对云凝结核(CCN)的数量有显著的贡献,但具体哪些种类的有机酸起着什么样的作用以及有多大的作用却鲜为人知。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- A cloud is a condensation of water vapour. 云是由水蒸汽凝缩而成的。
- There are several kinds of cloud formations. 云层的构成方式有好几种。
- This dress is made of artificial fibers. 这件衣服是人造纤维的。
- The couple seemed to be on cloud nine. 那对夫妇看上去极其幸福。
- Her artificial gaiety disguised an inner sadness. 她以矫揉造作的快乐掩饰著内心的悲痛。
- The sun disappeared behind a cloud. 太阳消失在一片云后面。
- I can't stand his artificial smiles. 我受不了他的假笑。
- The wind dispersed the cloud from the sky. 风吹散了天上的云。
- I was fitted an artificial tooth by the dentist. 牙医给我镶了颗假牙。
- He was on cloud nine after winning the competition. 他在比赛获胜後欣喜若狂。
- The banks of dark cloud promised rain. 天上片片乌云，就要下雨了。
- Artificial heating hastens the growth of plants. 人工供暖能促进植物生长。
- The sun disappeared from view behind a cloud. 太阳被云遮住看不见了。
- Her artificial manner made me sick. 她那装腔作势的样子令我恶心。
