The main characteristic of water conservancy project is in its investment in large scale, the construction period is longer, high quality control requirement.

水利工程的主要特点在于其投资规模较大，施工周期较长，质量控制要求高。

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Because construction period is long for such large-sized project, investment cost occupies large proportion in total project costs.

电站工程规模大，工期较长，资金成本在全部工程造价中所占比例较大。

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The construction and operation of digital libraries require a significant investment in support costs, and it also involves many costs of the project.

数字图书馆的建设和运行需要巨大的成本投入支撑，之中还涉及众多的成本项目。

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In 2006 the steelmaker embarked on a massive investment and construction project to build blast furnaces to produce high-quality virgin steel for cars, ships and consumer durable goods for parent Hyundai Motor and other customers.

FORBES: On The Cover/Top Stories

But in 2006, it embarked on a massive investment and construction project to build blast furnaces which use iron ore and coking coal to produce high-quality virgin steel for cars, ships and consumer durable goods.

FORBES: Hyundai Motor Revisits Henry Ford's Vision