Analysis of millions of events over sub-Saharan Africa shows that wind shear amplifies the impact of soil moisture in triggering rapidly developing thunderstorms.
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Google VP warns that two types of AI startups may not survive。一键获取谷歌浏览器下载对此有专业解读
年末国家外汇储备33579亿美元,比上年末增加1555亿美元。全年人民币平均汇率为1美元兑7.1429元人民币,比上年贬值0.3%。(见图7)