(100-100×14-20)÷100,
=55÷100,
=1120;
故答案为:1120.
— What’s the matter with you?
—I had bad cold and had to stay in bed.
A.a; /
B.a; the
C.a; a
D.the; the
变压器连接组别是指原、副绕组感应电动势(或电压)之间的()关系。
A.根位
B.电压差
C.电流
D.相序