用地阻仪检查基站的接地地阻，要求地阻值小于（）
A.1
B.5
C.10
D.20
参考答案：B
--- Some more wine?
--- Thank you. __________. I have to drive home.
A．With pleasure
B．That would be nice
C．I’d rather not
D．Just what I need
先天性耳前瘘管瘘口多位于（）
A.耳轮脚前
B.耳廓软骨
C.颞筋膜表面
D.颞筋膜深面
E.耳垂后方
