逆行尿路造影,注射压力过高会造成对比剂肾脏回流,包括()
A.肾小管回流
B.肾窦反流
C.静脉周围反流
D.肾小球回流
E.淋巴管反流
参考答案:A, B, C, E
There are some health problems that, when in time, can become bigger ones later on.
A.not treated
B.not being treated
C.not to be treated
D.not having been treated
空压机安全阀调整压力的范围不得超过额定压力的()。
A、5%
B、10%
C、20%
D、30%