各种胶片成像的粒度()
A.随千伏值提高而增大
B.随千伏值提高而减小
C.与千伏值无关
D.变化服从朗伯定律
参考答案:A
---- _________you or he the teacher of English?
----Neither my sister nor my mother _________present at the meeting.
A.Are; is
B.Is; are
C.Are; are
D.Is; is
患者,女,25岁。新产后恶露不止,再加劳累过度导致头晕眼花,乏力心悸,舌暗有瘀斑。其脉象应为()
A.细涩
B.弦涩
C.细脉
D.弱脉
E.微脉