这种思路的提出，可以规范钻完井项目成本控制方法，为项目降低成本、提高工作效率和管理水平具有一定的指导性。

Using this theory, the cost controlling method of drilling and completion projects can be regulated so as to reduce the project cost and make work and management more efficiency.

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因此迫切需要有一指导性文件，乃至制订标准，予以规范。

So there is an urgent need to have a guideline, or even a standard to make them standardized.

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ITIL规范是IT服务管理的最佳实践，可以为IT部门的改进革新提供一个指导性的方案。

ITIL, the best practice theory of IT service management, provided a direction in the IT department process improvement.

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