ESP系列自动血培养系统的检测原理是()
A.导电性的改变
B.电压的改变
C.培养瓶内压力的改变
D.荧光信号的改变
E.光电信号改变
参考答案:C
学术理性主义取向课程注重教学的内容,强调传统文化的传递与继承,通常以逻辑组织严密的分科课程的面貌出现。
he percentage has risen by 2% this year, ________ that of last year. [ ]
A. comparing
B. comparing with
C. compared
D. compared with