异步电动机起动时,起动电流与电压成(),起动转矩与电压的平方成()。
参考答案:正比;正比
my daughter is only five years old, she can read and write. [ ]
A. But
B. And
C. Though
D. So
恐则()
A.气消
B.气上
C.气泄
D.气耗
E.气下