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施工时、当室外日平均气温连续五天稳定低于（）摄氏度时，混凝土工程应采取冬季施工措施。

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冬期施工的特点有哪些？

In looking at introducing a new computer system the following calculations can be made: Annual salary savings $1,575,000 and annual improved cash flow $875,000; Conversion cost $350,000 and cost of communicating changes to customers $125,000; over a seven year period total system related costs $1,250,000.Using cost benefit analysis what decision should be made?

A. there is no silver bullet.
B. review the assumptions behind the formulation of the model as the results do not compute
C. gather more information
D. reject the new technology as the benefits do not outweigh the costs
E. adopt the new technology as the benefits outweigh the costs

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For which fundamental metric is the number of faults detected a measure?

A. size
B. cost
C. duration
D. effort
E. quality

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For which fundamental metric is the Lines Of Code (LOC) a measure?

A. size
B. cost
C. duration
D. effort
E. quality

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施工时、当室外日平均气温连续五天稳定低于（ ）摄氏度时，混凝土工程应采取冬季施工措施。

冬期施工的特点有哪些？

For which fundamental metric is the number of faults detected a measure?

For which fundamental metric is the Lines Of Code (LOC) a measure?

施工时、当室外日平均气温连续五天稳定低于（）摄氏度时，混凝土工程应采取冬季施工措施。