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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.众人皆知杨长帆所言非虚，他来此不过是要救回被虏走的亲人。A2.4. 4 Vitiligo with small range of non-exposed parts is qualified.谢烟客无奈只好带他回自己隐居的摩天崖，途中石破天遇见几个武林人物围攻一个叫大悲老人的老头，他挺身而出，虽然没救成大悲老人，却在他临死之前做了他的朋友，得了他一套载有武功的泥人。到了摩天崖，谢烟客传授他两种极阴、极阳的内功，想让他走火入魔而死，以绝后患。　《Meal Kid》是在新创食品流通企业的办公室成长电视剧，讲述了走遍全国寻找最好的美食店与食材的‘狩猎队’的相关故事。Multidisciplinary Comprehensive Treatment Professional Committee of Surgeons Branch of Chinese Medical Association