environmental protection and energy conservation 环保节能 environmental protection and energy conservation的用法和样例： 例句 Acting Qimo practical fuel economy for the 21st century as efficient environmental protection and energy conservation technology patented products. 代理汽摩实用型节油器,二十一世纪最新高效环保节能科技专利产品. China International Environmental Protection and Energy Conservation Association 中国国际环保节能协会章程
