【简答题】某一电路,已知某负载两端电压为380V,负载的电阻为38Ω,求通过该负载的电流。
【简答题】某一电路,已知某负载两端电压为380V,通过负载的电流为10A,求该负载的电阻。
【单选题】The interest rate that banks or other depository institutions charge one another for overnight funds is best referred to as which of the following?______.
B.
The federal funds rate
C.
The commercial paper rate
【判断题】已知某感性负载的有功功率为 P ,无功功率为 Q ,负载两端电压为 U ,流过的电流为 I ,则该负载的电阻 R = P / I 2 。
【单选题】在中国最早比较系统地介绍马克思主义,第一次举起社会主义大旗的人物是
【简答题】Banks and other financial institutions are______(城市发展的促进因素).
【单选题】The commercial banks mentioned in the passage can not have any other trade with companies except the credit action.
【单选题】某男,62岁,因重症肺炎、呼吸衰竭转入ICU,既往有十余年肺气肿病史,转入后第2天机械通气时呼吸机报警,提示“气道压力过高”护士应做的处理不包括哪项( )。