最准确的前列腺测量的成像方法为下列哪种（）
A.膀胱造影
B.MRI冠状面、矢状面T2WI
C.CT
D.平片
E.盆腔血管造影
参考答案：B
It was my first time I___________ Chairman Hu,and his speech made a deep impression on me. [ ]
A. saw
B. see
C. had seen
D. have seen
硝普钠作用机制是
A．扩张小动脉和小静脉B．阻碍钠、钾、氯化物的重吸收C．抑制血管紧张素Ⅱ的生成D．减慢心率，降低心肌收缩力E．正性肌力作用且减慢心率
