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【简答题】
铁路隧道与公路隧道通风和照明的比较?
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举一反三
【单选题】Measuring skin fold thickness is considered to be an_____ method for estimating the amount of fat on one's body.
A.
accessible
B.
accountable
C.
acceptable
D.
adaptable
【单选题】166 In which of the following cost estimating techniques are statistics models used:
A.
nonparametric cost estimating
B.
parametric cost estimating
C.
life cycle cost estimating
D.
bottom-up estimating
E.
All of the above
【单选题】______is one of the techniques used for estimating activity durations．
A.
Analogous Estimating
B.
Precedence Diagramming Method(PDM)
C.
Dependency Determination
D.
Schedule network Templates
【单选题】On some projects, especially ones of smaller scope, activity sequencing, activity resource estimating, activity duration estimating, and（）are so tightly linkedthat they are viewed as a single process ...
A.
time estimating
B.
cost estimating
C.
project planning
D.
schedule development
【单选题】84 In which of the following cost estimating techniques are statistics models used:
A.
nonparametric cost estimating
B.
parametric cost estimating
C.
life cycle cost estimating
D.
bottom-up estimating
E.
All of the above.
【单选题】On some projects, especially ones of smaller scope, activity sequencing, activity resource estimating. Activity duration estimating and (74) are so tightly linked that they are viewed as a single pro...
A.
project planning
B.
schedule development
C.
cost estimating
D.
time estimating
【单选题】Estimating schedule activity costs involves developing an(69)of the costs of the resources needed to complete each schedule activity. Cost estimating includes identifying and considering various costi...
A.
accuracy
B.
approximation
C.
specification
D.
summary
【单选题】In which of the following cost estimating techniques are statistics models used:
A.
. nonparametric cost estimating
B.
. parametric cost estimating
C.
. life cycle cost estimating
D.
. bottom-up estimating
E.
. All of the above.
【单选题】微量元素是指存在于体内各种正常组织，含量稳定，但低于体重0.01%的一类元素，目前世界卫生组织确认有多少种微量元素为人体所必需的?_____。
A.
10种
B.
21种
C.
14种
D.
18种
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