ecocars生态汽车ECOpref.表示“环境”；“生态”；“生态学的”ecological library architecture生态图书馆建筑ecological footprint per person人均生态足迹ecological and cultural concept生态文化观eco-system services valuation生态系统服务价值ecological ethics of enterprise企业生态伦理Ecological economy coustruction生态经济建设ecological environment resource生态环境资源Eco Management and Audit Scheme生态管理和审查规划Ecological agricultural tourism生态农业旅游ecological footprint accounting生态足迹核算