当Rh不合时，超声检查的目的是（）
A.确定羊膜穿刺的部位
B.确定胎儿的大小
C.排除伴随的盆腔肿物
D.确定妊娠时间
E.确定胎盘的位置
参考答案：A
Which of the following statements is INCORRECT
A. A total of about 450 square miles are covered by fires.B. Around 34 firefighters lost their lives in the fires.C. 86,000 people living in the area are affected by the fires.D. About 5,000 people are driven away from their homes.
哪种类型的皮瓣移植手术必须应用血管吻合技术？
