MELBOURNE, July 6 (Xinhua) -- Researchers in Australia have developed a method to remove more than 90 percent of microplastics from wastewater using a combination of microbubbles and nanobubbles, offe ...
ADDIS ABABA, July 6 (Xinhua) -- The European Union Deforestation Regulation (EUDR) will not pose a threat to Ethiopia's coffee export to Europe, according to Adugna Debela, director general of the Eth ...
2024年秋天，马杰到清华访问授课，申武杰把这个想法带给了他，马杰的学生谢晟捷也加入进来。三个人花了一年时间，写了40页密集的计算，才完成了证明。 353 个Erdős开放问题里啃下 9 个。 44 个OEIS猜想一并证明。全部Lean形式化验证通过 ...
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