绕线式异步电动机转子串电阻启动时,随着(),要逐渐减小电阻。
A、转差率的增大
B、转速的升高
C、转速的降低
D、电流的增大
参考答案:B
–Could you give me some advice on how to look children?
–Why not watch Where are you going, Dad? You can learn a lot from it.
A.for
B.after
C.at
D.through
40岁以上患者检查眼底后出现眼胀痛,头痛视力下降应考虑为()
A.虹膜炎
B.急性闭角型青光眼
C.开角型青光眼
D.角膜炎
E.巩膜炎