篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统 Lake Baikal,which today is located nearthe center of Asian ,is most likely the worlds oldest lake .It began forming 25million years ago as Asia started splitting apart in a series of great Crustal movement.The Baikal Valley dropped away,eventually filling with water and creating the deepest of the worlds lakes.贝加尔湖,坐落在亚洲的中心,可能是世界上最古老的湖。它形成于2500 年前亚洲开始分裂的一系列重大地壳运动。贝加尔山谷下降,最终填满了水创造了世界上最深的湖。