下列哪项不是卵巢良性肿瘤的特征()
A.肿瘤囊性、活动好
B.肿瘤单侧多见
C.病程长、肿瘤生长缓慢
D.常伴有腹水
E.B超见液性暗区、边缘清晰可见
参考答案:D
一个长方形的长和宽都是自然数,面积是36平方米,这样的形状不同的长方形共有多少种?
What does estimate at complete mean ?()
A.Each anticipated cost for project
B.Estimated average cost at project completion
C.Anticipated total cost at project completion
D.Anticipated expenses at project completion