导致临床医疗事故与差错的许多原因中,最应引起重视的是
B
暂无解析
已知函数f(x)满足方程f(x)f(x)2f(x)0及()()2xfxfxe,(I)求f(x)的表达式 (II)求曲线220()()dxyfxftt的拐点.
About20ofthepassengerswhowereinjuredinaplanecrasharesaidtobein_____condition.
设A为三阶矩阵,P为可逆矩阵,使得P-1AP=012
设A,B是两随机事件,则事件AB表示()
Johnsaysthathispresentjobdoesnotprovidehimwithenough______forhisorganizingability.