2. 计算机
  3. Estimating　schedule　activity　costs　involves　developing　an(4)of　the　cost　of　the　resources　needed　to　complete　each　schedule　activi

Estimating　schedule　activity　costs　involves　developing　an(4)of　the　cost　of　the　resources　needed　to　complete　each　schedule　activi

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问题 Estimating　schedule　activity　costs　involves　developing　an(4)of　the　cost　of　the　resources　needed　to　complete　each　schedule　activity.　Cost　estimating　includes　identifying　and　considering　various　costing　alternatives.　For　example,　in　mostapplication　areas,　additional　work　during　a　design　phase　is　widely　held　to　have　the　potential　for　reducing　the　cost　of　the　execution　phase　and　product　operations.　The　cost　estimating　process　considers　whether　the　expected　savings　can　offset　the　cost　of　the　additional　design　work.　Cost　estmates　are　generally　expressed　in　units　of(5)to　facilitate　comparisions　both　within　and　across　projects.　The(6)describes　important　information　about　project　requirement　that　is　considered　during　cost　estimating.
选项 A、accuracy
B、approxination
C、specification
D、summary
答案B
解析
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