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The picture shows Mr. Sun taking a photo with the team members and the head of the trainee unit.3. Physical period: Uniform circular motion is a kind of periodic motion. The so-called periodicity refers to the fact that after a certain period of time, the moving object repeats back to its original position, and the instantaneous speed repeats back to its original size and direction. The time it takes for an object to move in a uniform circle is called a period. The period is expressed by the symbol T, and the period is also a physical quantity describing the speed of uniform circular motion. The long period indicates the slow motion of the object, while the short period indicates the fast motion of the object.《有一天，天上掉下个炸弹》未卜前途的青年远山聪（松坂桃李 饰）在房顶发呆，这时天上掉下一个自称帕鲁卡炸弹的女孩（黑木华 饰），与远山的高中同学永峰遥香长得一模一样。快乐的约会，往昔的回忆，唏嘘的结局。(未完待续……) show_style();。韩信得意出来，准备离开魏王宫，临走的时候不忘吩咐做好护卫。若是他按照既定的策略撤退往襄阳，同样无法躲过被劫杀的命运，英布早就等在半途了。