Is the establishment expands the preliminary design budgetary estimate, the control project investment basis.

是编制扩大初步设计概算, 控制项目投资的依据.

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Budgetary estimate investment is accurate affected project economic benefits and decision - making level directly.

概算投资准确与否直接影响项目经济效益与决策水平.

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Accurate east the characteristic that railroad staff enlarges initial design budgetary estimate to have its oneself.

准东铁路编制扩大初步设计概算有其自身的特点.

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