以ANSI冠名的标准属于()。 A.国家标准  B.国际标准  C.行业标准  D.

题型:单项选择题

问题:

以ANSI冠名的标准属于()。

A.国家标准 

B.国际标准 

C.行业标准 

D.项目规范 

考点:计算机软件水平考试高级信息系统项目管理师2009年上半年信息系统项目管理师上午试卷
题型:单项选择题

Drugs to treat acute anxiety are prescribed to a client hospitalized for an acute myocardial infarction. The client is reluctant to take anti-anxiety drugs. The nurse suspects that the client is holding the drugs under his tongue and disposing of them after she has left the room. What should the nurse do first

A. Report her suspicions to the client’s physician.
B. Talk to the client about his attitude toward the medications.
C. Search the client’s room for evidence of the medications.
D. Tell the client that his behavior must stop for his own well-bein

题型:单项选择题

已知i是虚数单位,则(-1+i)(2-i)=(  )

A.-3+i

B.-1+3i

C.-3+3i

D.-1+i

题型:单项选择题

如图所示,一个木块以20m/s的初速度在水平面上匀减速直线滑行,加速度大小为4m/s2,则在10s内木块的位移为(  )

A.0

B.25m

C.50m

D.75m

题型:单项选择题

有关物质的比热容,下列说法中正确的是[ ]

A、比热容跟物体的质量有关,质量越大,比热容越小

B、比热容跟物体的温度有关,温度越高,比热容越大

C、比热容跟物体吸收或放出的热量有关

D、比热容是物质本身的一种特性,与物体的温度、质量都无关

题型:单项选择题

为防止大体积混凝土结构浇筑后产生裂缝,应采取的措施有( )。

A.在满足设计强度要求的前提下,尽可能减少水泥用量

B.掺入适量的粉煤灰(粉煤灰的掺量一般以35%~40%为宜)

C.降低浇筑速度和减少浇筑层厚度

D.采取蓄水法进行人工降温措施

E.必要时可留后浇带或施工缝且分层分段浇筑

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