女,24岁,已婚未育,体检时B超检查,如图所示,最可能的诊断为()
A.右附件实质性包块
B.左附件实质性包块
C.子宫肌瘤
D.双子宫
E.纵隔子宫
参考答案:D
什么叫组织应力?
Modern computers are electronic and (66) devices. The basic building block of a modem computer is a (67) .
A.chip
B.tube
C.transistor
D.switch