发生在肾任何部位的圆形、壁光滑、内为液性暗区与后壁回声增强()

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问题配伍题 B型题

发生在肾任何部位的圆形、壁光滑、内为液性暗区与后壁回声增强()
肾窦内见大小不等互相连通的液暗区()

A．肾孤立性囊肿

B．多囊肾

C．肾积水

D．肾肿瘤坏死液化

E．肾 * * 状囊腺瘤

答案

参考答案：A,C

单项选择题

听句子，缩写原文。（）

A．The better members decided to cancel the meeting.

B．Less than half of the committee was away on business trips.

C．It’d be better if no one had attended this morning’s committee meeting.

D．The meeting was cancelled because of low attendance.

问答题简答题

简述热力系统在线氢电导率仪的工作原理。