差动变压器的输出是交流电压,若用交流电压表测量,既能反映衔铁位移的大小,又能反映移动的方向. ( )
查看答案
相敏检波电路可以将输入交流信号全波整流成直流信号，但不能鉴别输入信号的相位。
A. 对
B. 错
电压输出型差动整流电路用于连接低阻抗负载电路。
A. 对
B. 错
Directions:Translate the following paragraphs into Chinese.1.College is a very important part of your life and you should make the most of it.
People hope that the house prices will come down.
微信支付 
支付宝支付