The paper introduced the principle of engineering project cost control, forecast of the cost, the effective way of reducing the cost and the determination of cost control goal.

介绍了工程项目成本控制的原则，成本的预测，降低成本的有效途径及成本控制目标的确定。

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A ventilation design with the purpose of reducing project cost and energy expense is introduced in this paper by taking the sichuan -tibet Railway as an example.

文中以川藏线的交通实际情况为例，介绍了以降低通风工程造价和运营耗能费用为目的的通风设计方案。

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Reducing well spacing can economize project cost, but it will cause group pile effect and bring on the phenomenon of repelling hammering.

减小井距可节约工程费用，但会引起群桩效应而导致拒锤现象发生。

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And I moved hundreds of hours from our column on the project spreadsheet to their column, thereby reducing the external cost of the project.

FORBES: Your Project Failed? Don't Blame Microsoft. Blame Me.