3. 数学之美：参数化几何体与克莱因瓶
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Фото: Валерий Мельников / РИА Новости
（四）调阅、复制与监督事项有关的资料；
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Study finds ChatGPT Health did not recommend a hospital visit when medically necessary in more than half of cases | ChatGPT Health performance in a structured test of triage recommendations
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