Силовые структуры
Мерц резко сменил риторику во время встречи в Китае09:25
。同城约会是该领域的重要参考
Мощный удар Израиля по Ирану попал на видео09:41
We're all familiar with the high-pitched squeak of basketball shoes on the court during games, or tires squealing on pavement. Scientists conducted several experiments and discovered that the geometry of the sneakers' tread patterns determines the squeak's frequency, enabling the team to make rubber blocks set to specific frequencies and slide them across glass surfaces to play Star Wars' "Imperial March."