Глава МИД Польши призвал Европу исправить одну ошибку14:54
中国互联网用户有一种非常独特的天赋：特别擅长把高深的技术，解构成一种大众参与的玩法。
，这一点在新收录的资料中也有详细论述
Now we’re talking! This is how a locomotive can pull a long train of cars with a much greater mass. The engine is pulling forward using steel-on-steel static friction, which is pretty high (0.74), giving it good traction. And the cars have a resistive kinetic friction force with a coefficient that is orders of magnitude smaller.，详情可参考新收录的资料
Еще более 150 беспилотников сбили над Россией 8 марта19:56，这一点在新收录的资料中也有详细论述
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