女性,44岁,风湿性心脏病多年,疑为亚急性感染性心内膜炎,确诊它的最重要方法是()
A.给予抗生素前连续行血培养
B.免疫学检查
C.尿液检查
D.心电图
E.X线胸片检查
参考答案:A
—What was your impression of last night's lecture —Speaking(), I thought it was rather boring.
A. very
B. honest
C. really
D. honestly
下列流程图哪个采用的是动态图形方法()
A.排列图
B.直方图
C.散布图
D.控制图