转子绕组的漏感抗与转差率相关,( )为最大转子感抗。
A. 启动时
B. 额定运转时
C. 过载运行时
D. 欠载运行时
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三相电流通过定子绕组,定子绕组产生感应电动势;旋转磁场使转子绕组产生感应电动势。
A. 对
B. 错
定子电路感应电动势和转子电路感应电动势的频率都与电源频率f相同。
A. 对
B. 错
转子回路感应电动势的频率并不是恒定值,其频率与转子转速相关,是s(转差率)倍的定子回路感应电动势频率。
A. 对
B. 错
What makes our journey______1_______, however, is our______2_______of roles between Chinese father and______3_______mother, and______4_______ surrounding_____5______________6_______. Gender equity is a hard_____7________to work out in China generally, but now with a baby, any hope I had for balance is_____8________, yet again, by the full-time_____9________of my mother-in-law as our____10_________. Now we are two women and one man, one with_____11________ideas (me)and two Chinese people who think I’m____12_________. It’s been a_____13________ _____14________.