全电路欧姆定律的内容是:全电路中的()与电源的电动势成正比,与整个电路的电阻成反比。
A、电压
B、电阻
C、电流强度
D、电感强度
参考答案:C
There is another way to survive this competition-a way no one ever seems to tell you about, ________
you have to learn for yourself.[ ]
A. it
B. that
C. one
D. another
面神经迷路段由内耳道底前上方进入面神经管,于前庭与耳蜗之间到达膝神经节,此段最窄,其长度为()
A.2~3mm
B.3~5mm
C.5~10mm
D.10~12mm
E.12~15mm