下列关于乳腺癌的诊断要点,错误的是()
A.40~60岁妇女
B.局部皮肤增厚、回缩
C.沙粒样钙化
D.CT增强明显强化
E.乳腺内圆形肿块,边缘规则
参考答案:E
某房间长4m、宽3m、高3m,用食醋熏蒸消毒空气,食醋用量为
A.100ml
B.120ml
C.140ml
D.160ml
E.180ml
Twenty million years ago, Idoho was not the dry place as it is now. ______, it was warm and damp, covered with thick forests.
A.Thus
B.Besides
C.Rather
D.Otherwise