做绕组对地交流耐压试验时,如果电压表的指示、( ),电流表的指示迅速增加,则说明对地绝缘被击穿。
A.不变
B.降为零
C.升高
D.左右摆动
参考答案:B
The fans never expected their favourite team, which owns so many excellent players, ________have been defeated in the first round!
A.must
B.should
C.might
D.could
男孩,10岁,未经肾活组织检查诊断为肾炎性肾病,可呈下列临床特点,除了()
A.血尿
B.高血压
C.氮质血症
D.血清C3降低
E.对激素治疗完全无效应