对前置胎盘患者进行检查,下面叙述正确的是()
A.宫颈抬举痛
B.宫颈摇摆痛
C.肛查最可靠
D.子宫大小与停经月份一致
E.听不到胎心
参考答案:D
The project()is a key input to quality planning since it documents major project deliverables, the project objectives that serve to define important stakeholder requirements,thresholds, and acceptance criteria.
A.work performance information
B.scope statement
C.changerequests
D.process analysis
设函数f(x)=sin3x+|sin3x|,则f(x)为()。
A.周期函数,最小正周期为
B.周期函数,最小正周期为
C.周期函数,数小正周期为2π
D.非周期函数