177 A _____ estimate prepared from layouts, sketches and flowsheets, should be accurate within (-10, +25%).A. ParametricB. Definitive.C. BudgetD. Bottom up. E. Top down
177 A _____ estimate prepared from layouts, sketches and flowsheets, should be accurate within (-10, +25%).
A. Parametric
B. Definitive.
C. Budget
D. Bottom up. E
. Top down
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【口语题】white–wit