下列哪项不符合原发性生长激素缺乏症()
A.身材矮小,躯干长,四肢短
B.生长速率小于4cm/年
C.智能正常
D.骨化中心发育落后
E.患儿出生时身高体重正常
参考答案:A
Which of the following is right [A] Today is Teacher’s Day. [B] Tomorrow will be Teacher’s Day. [C] Today is not Teacher’s Day.
设F(x)为f(x)的一个原函数,且f(x)=xlnx,求F(x).