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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.Poland 6.3 million million 7.3 million可惜的是到达的时候晚了一步，这或许是天命所归。民间，寇准被说成为山西人，称之为“寇老西儿”，”老西儿”是旧时代对山西人的戏称。腰间悬一醋瓶，不时拿出来呷一口，而生活俭朴。而历史人物寇准，却是陕西人，以生活豪华著称于时。 　　上世纪二十年代的上海，干货店伙计程亦治出身贫寒，头脑过人，误入钱庄后，一路逆风翻盘，得到了钱庄大老板黄如虹的赏识。职场暗潮汹涌，时局变幻莫测。程亦治一路过关斩将，升级为钱业新贵。他意外结识落魄银行家之女吴丽姿，两人见三面定终身，开启了一段“同床异梦”的夫妻生活，而程亦治与黄如虹如父如子的关系也迎来巨大挑战。战事临近，民族危亡，程亦治跳脱职场，与吴丽姿及一众有志青年创办励邦银行，扶植民族实业，为家为国坚守民族大义，成长为一代“生而不凡、各自有光”的新青年。然后开始报复张无忌和周芷若，最后落得一个三败俱伤的局面？童岳越想越觉得。作为石灰岩的代价，他们给地球带来了