【判断题】我们希望差分放大电路CMRR越大越好。CMRR越大说明共模信号被抑制的越多。
【单选题】听力原文:The Inver Village Transportation Commission is alerting drivers to the changes that will be taking effect beginning June 1. A portion of Highway 10, the main highway going through Inver Village, ...
B.
Renewing a driver's license.
D.
A new public transportation system.
【单选题】The common mode rejection ratio (CMRR) is the ratio of _______.
A.
the difference mode gain to the common mode gain
B.
the common mode gain to the difference mode gain
C.
noninverting gain to inverting gain
D.
inverting gain to noninverting gain
【单选题】Timothy Stow of Inver Grove Heights, Minn. worked hard, exercised often and thought he got plenty of sleep. Yet he never felt rested. The 20-year-old salesman dozed off during meetings and had four ca...
A.
Now when he retires, he straps over his nose a soft rubber mask connected to a small unit that supplies just enough air pressure to hold his airway open so he can breathe continuously.
B.
Finally his doctor sent him to the Minnesota Regional Sleep Disorders Center in Minneapolis.
C.
Later, at the end of each run of snores comes a brief breath-holding spell.
D.
Doctors soon realized that Stow was a victim of sleep apnea.
E.
Many people have chronic sleep problems.
F.
Placed in a quiet room, Stow went to sleep at his usual time. (46)
【单选题】休克缺血性缺氧期发生的急性肾衰竭是属于( )
【判断题】CMRR 越高,设备的抗干扰能力越弱。 ( )
【简答题】休克缺血性缺氧期发生的急性肾衰竭属于______,休克难治期发生的急性肾衰竭属于______。