Трамп раскрыл свои опасения по поводу операции в Иране02:50
Let's go back to that tug-of-war. The driver on the right now has an idea: Instead of gunning his engine, he throttles down to maintain a static friction interaction with the rails. Slow and steady. The guy on the left floors it—and what happens? His wheels spin and he gets a kinetic frictional force. Well, static friction beats kinetic friction, so the right train wins!
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西贝工资大面积缓发、贾国龙卸任 CEO
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