Below will from the project cost control system of project bidding and contract management aspects of some problems with this professional knowledge in this paper.

下面将从项目成本控制体系的项目投标和合同管理方面的一些问题结合本专业知识进行阐述。

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The system strengthens the basis and professional management, reduces the management cost and labor intensity, and improves economic benefit.

该系统加强了供电所的基础和专业管理，降低管理成本和劳动强度，提高了县供电企业的经济效益。

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Professional Investment Management Cost and Availability: If Casey is not proficient in investment management or he does not have the time properly manage his plan investments, he may need to engage the services of a professional investment advisor to make sure his asset allocation model is consistent with his retirement goals and objectives.

FORBES: Which Retirement Plan Is Best?