工程建设中，在保证质量、安全等基本要求的前提下，通过科学管理和技术进步

In the construction of the project, under the premise of ensuring the basic requirements of quality, safety, etc., through scientific management and technological progress, construction activities that save resources and reduce negative impacts on the environment to the greatest extent, realize four sections and one environmental protection (energy saving, land saving, Water, material saving and environmental protection).

In the construction of the project, under the premise of ensuring the basic requirements of quality and safety, through scientific management and technological progress, to maximize the conservation of resources and reduce the negative impact on the environment construction activities, to achieve four sections and one environmental protection (energy saving, land saving, water saving, material conservation and environmental protection).

In engineering construction, under the premise of ensuring quality, safety and other basic requirements, through scientific management and technological progress, the construction activities of saving resources and reducing the negative impact on the environment to the maximum extent can realize four saving and one environmental protection (energy saving, land saving, water saving, material saving and environmental protection).<br>