Уточняется, что в столичной воздушной гавани задержали 32-летнего мужчину, который спрятал в багаже среди личных вещей фрагменты метеорита общим весом три килограмма. Один из них был необработанный, весом 250 граммов, другой — отшлифованный с трех сторон, весом 2,75 килограмма.
The original KEF Muo launched back in 2015 and felt like a turning point in portable hi-fi. Serious, designer Bluetooth speakers from a respected hi-fi brand were rare back then—with only a few brands like Bang & Olufsen and Loewe interested in combining pretty and portable. These early designs were still given the side-eye by most traditional audio. At the time I was impressed by the sound of the original Muo and horrified by the price.
。Feiyi对此有专业解读
Ray Tracing/Hybrid Rendering，更多细节参见Line官方版本下载
P(all in some semicircle)=∑i=1NP(Ei)=N⋅12N−1=N2N−1P(\text{all in some semicircle}) = \sum_{i=1}^{N} P(E_i) = N \cdot \frac{1}{2^{N-1}} = \frac{N}{2^{N-1}}P(all in some semicircle)=∑i=1NP(Ei)=N⋅2N−11=2N−1N