异步电动机采用Y-Δ降压起动时,定子绕组先按Δ联结,后改换成Y联结运行。()
参考答案:错
短文填空
Mother Love is true love. It gives everybody everything all h___1____ life. When you are still a baby, Mother takes good care of you as p___2____ as she can. In your waking hours she always holds you in her a__3___. When you are ill, she stops her work to look after you day and night and f___4___about herself. When you are g___5__ up day by day, she feels very happy. When you are old enough to go to school, Mother still looks after you all the time. On cold winter days, she always tells you to put on more clothes. She always stands in the wind w___6___ for you back from school. When you hurry to leave home for school with little breakfast, she always feels w___7___ about you at home. She usually knows about your study and spends much money on your school things. When you do well at school, you will see the brightest smile on her face.
Mother is always r__8__ to give everything she has to her children, not to r__9_. What true love it is in the w__10__! We will remember Mother Love forever!
1925年1月,中共党员人数为994人,10月增至3000人,年底发展到10000人。这一时期中共快速发展的原因是()
A、 * * 国际的大力支持
B、北伐战争的胜利进行
C、土地革命高潮的兴起
D、国共合作实现,大革命迅速发展