直流电动机温升过高时,发现电枢绕组部分线圈接反,此时应( )。
A.进行绕组重绕
B.检查后纠正接线
C.更换电枢绕组
D.检查绕组绝缘
参考答案:B
—You couldn't have chosen any gift better for me.
—________.[ ]
A. Oh, don't you like it?
B. That's all right.
C. I'm glad you like it so much.
D. You've a gift for music, don't you?
TOSI锅炉空气系统阻力,在控制负荷时为()kPa,在额定连续负荷时为()kPa,在最大连续负荷时为()kPa。