发电机失磁后,发电机转子转速()
A、升高
B、降低
C、不变
参考答案:A
为进一步确诊,下列哪项检查不适用
A.B超
B.KUB和IVU
C.尿细胞学检查
D.尿细菌学检查
______ the sports meeting we held in our school last week was![ ]
A. How exciting
B. What an exciting
C. What an excited
D. How excited