【简答题】Paraphrase: The new ruling class had built a cultural barrier against him by building their French against his own language. ... English had come royally into its own.
【单选题】在RLC 串联正弦交流电路中,当端电压与电流同相时,频率与参数的关系满足 ( )
【判断题】在RLC串联电路中,端电压与电流的相位关系是由R、L、C的大小决定的。( )
【简答题】The new ruling class had built a cultural barrier...his own language. (Para. 11)
【简答题】The new ruling class had built a cultural barrier against him by building their French against his own language.
【简答题】What does the following sentence mean? The new ruling class had built a cultural barrier against him by building their French against his own language. (Para. 11)
【简答题】在RLC串联交流电路中,总电压与各分电压之间的大小关系是U=_________,电路中的总阻抗Z=___________,视在功率、有功功率、无功功率之间的关系为S=_____________。
【简答题】如图,在△ABC中,∠A=80°,∠B=60°,则∠1= .
【简答题】如图1,在△ABC中,∠A=80°,∠B=40°,∠ACD是△ABC的一个外角,则∠ACD=( ).试猜想∠ACD与∠A,∠B的关系是( ).
【单选题】如图1,在△ ABC 中, CD 是∠ ACB 的平分线,∠ A =80°,∠ ACB =60°,则∠ BDC 等于