电流互感器的原绕组匝数(),次级绕组电流。
A.多,小
B.多,大
C.少,小
D.少,大
参考答案:C
Sara, hurry up.I'm afraid you won't have time to ________ before the party.
A.get changed
B.get change
C.get changing
D.get to change
墙体在灌注混凝土前,须先在底部铺5-10cm厚与混凝土相同成分的()
A、砂浆
B、水泥浆
C、混合砂浆
D、水泥砂浆