东深供水改造工程是向香港、深圳以及工程沿线东莞城镇提供饮用源水及农田灌溉用水的跨流域大型调水工程 ,于 2 0 0 0年 8月开工建设。工程伊始 ,建设单位便提出了建设“安全、文明、优质的全国一流供水工程”的总目标 ,本着一流工程设计是根本的指导思想 ,建设单位引进了设计? The Dongshen Water Supply Improvement Project is a large-scale inter-basin water transfer project that provides drinking water and farmland irrigation water to Hong Kong, Shenzhen and Dongguan towns along the project. Construction started in August 2000. At the beginning of the project, the construction unit proposed the general goal of building a “first-class water supply project of safety, civilization and quality”. Based on the first-class engineering design, it was the fundamental guiding principle. How did the construction unit introduce the design?