Последние новости
MacBook Neo的登场，彻底宣告消费电子市场告别“溢价狂欢”，正式回归实用体验、高性价比、核心技术的本质。
。爱思助手对此有专业解读
The circle is symmetric, so place one point anywhere and ask whether the other three land in the same semicircle. Each of those 3 points independently has a 1/21/21/2 chance of landing in that half, so the probability should be (1/2)3=1/8=12.5%(1/2)^3 = 1/8 = 12.5\%(1/2)3=1/8=12.5%.
很多人以为各国持有美债是一种正常的投资行为：美债安全、流动性好、收益稳定，所以全球央行把外汇储备买成美债，合情合理。
«Решетнев» рассказал о сборке спутника «Ямал-501»14:53