【单选题】某个事件的潜在的负面财务影响乘以它发生的概率被称为( )。
【单选题】When he applied for a______ in the office of the local newspaper he was told to see the manager.
【单选题】When he applied for a______in the offices of the local newspaper, he was told to see the manager.
【判断题】重量曲线所围的面积等于全船的重量,重量曲线所围面积的形心纵坐标与船舶重心的纵坐标相同。
【单选题】洛伦茨曲线将对角线以下的面积分割成A、B两块面积,A块面积为对角线与洛伦茨曲线所包围的面积,基尼系数=B/(A+B)。( )
【单选题】When he applied for a______ in the office of the local newspaper he was told to see the manager.
【简答题】When he applied for a ________ in the office of the local newspaper he was told to see the manager. A) location B) profession C) career D) position
【单选题】When he applied for a ______ in the office of the local newspaper,he was told to see the manager.
【简答题】所围面积为S的闭曲线长与所围同一面积S的圆周长之比值,称为该闭曲线的弯曲度. 等腰梯形ABCD(AD∥BC),若AD=2a,∠BAD=α,欲使其弯曲度最小,梯形之形状如何?