测定HIV抗体确诊HIV感染常用的方法是().
A.免疫印迹法
B.ELISA(夹心法)
C.直接凝集试验
D.ELISA(间接法)
E.免疫荧光技术
参考答案:A
下列关于营运资本投资的说法,不正确的是()。
A.产生于季节性资产数量超过季节性负债时
B.产生于季节性负债数量超过季节性资产时
C.通过公司内部融资或者银行贷款来补充的融资
D.公司一般会尽可能用内部资金来满足营运资本投资
Which of following would lead the nurse to suspect that a client's labor is moving quickly and that the physician should be notified
A.An increased sense of rectal pressure.
B.An increase in fetal heart rate variability.
C.A decrease in intensity of contractions.
D.Episodes of nausea and vomiting.