Under the whole life cycle theory, I think I study the design phase and bidding phase of the two key nodes in the project cost control.

笔者在全寿命周期理论的视角下主要研究决策设计阶段和招投标阶段两个关键节点的工程造价控制。

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It raises the relevant control measures aimed to effect units installation accuracy, cycle problem, etc. caused by civil design and construction during welded pipe production line project.

针对焊管生产线工程中一些由土建设计、施工带来的直接影响设备安装精度、周期等问题，提出了相应的控制措施。

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Life cycle cost control, that is, decisions on project planning, design, construction, manufacturing operations in all stages comprehensive cost control.

全寿命周期控制，就是对工程项目规划决策、设计、施工、生产运营直到报废的各个阶段进行全盘考虑，进行综合造价控制。

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