继电器的输入信号可以是电压、电流等电量,也可以是热量、压力、速度等非电量,而输出的都是()。
参考答案:触点动作
下列关于亚洲地形的说法正确的是( )
A.东高西低
B.西高东低
C.中部高、四周低
D.北高南低
She ______buy her clothes through the Internet than in the supermarket.
A.rather than
B.would like
C.no longer
D.would rather