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16 godz. temu · Educational research. Educational technology (commonly abbreviated as edutech, or edtech) is the combined use of computer hardware, software, and educational theory and practice to facilitate learning. [1] [2] When referred to with its abbreviation, "EdTech", it often refers to the industry of companies that create educational technology.
16 godz. temu · For any particular generator, there is an 80% chance that wind output will change less than 10% in an hour and a 40% chance that it will change 10% or more in 5 hours. [77] In summer 2021, wind power in the United Kingdom fell due to the lowest winds in seventy years, [78] In the future, smoothing peaks by producing green hydrogen may help when ...
16 godz. temu · The Shanghai maglev train (SMT) or Shanghai Transrapid (Chinese: 上海磁浮示范运营线; pinyin: Shànghǎi Cífú Shìfàn Yùnyíng Xiàn; lit. ' Shanghai Maglev Demonstration Operation Line ') is a magnetic levitation train (maglev) line that operates in Shanghai, China.The line uses the German Transrapid technology. The Shanghai maglev is the world's first commercial high-speed maglev ...
16 godz. temu · Influenza, commonly known as "the flu" or just "flu", is an infectious disease caused by influenza viruses.Symptoms range from mild to severe and often include fever, runny nose, sore throat, muscle pain, headache, coughing, and fatigue.These symptoms begin one to four (typically two) days after exposure to the virus and last for about two to eight days.
