This research has helped to standardize the management and decision-making of railway projects and provided basis to decision making in mass construction period.

该研究有助于提高铁路建设项目管理及规划决策科学化、规范化水平，为铁路大规模建设时期的项目决策提供依据。

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It will take strong institutions at both the national and international levels to satisfy competing demands and defuse tension when it arises, such as over proposals for shale gas extraction, mass irrigation or dam construction.

UNESCO: Open Access to Scientific Information

Urbanization could not have occurred as rapidly without mass steel production enabling skyscraper construction.

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Construction of a mass rapid-transit railway is due to start in 2011, but with the number of passengers expected to reach just 400, 000 a day by 2020 it will hardly ease the congestion.

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