大光明监控系统中烟火告警可以通过监控器面板上的复位键来消除。（）
参考答案：错
One tool that is useful during both analysis and design is the ______, which is a pictorial representation of the items of information(entities) within the system and the relationships between these pieces of information.
A．data dictionary
B．dataflow diagram
C．use case diagram
D．entity-relationship diagram
怀疑为重症肌无力的病人，为明确诊断可进行下列哪些检查（）
A.新斯的明试验
B.疲劳试验
C.腾喜龙试验
D.肌电试验
E.AchR-Ab
