electricity saving and energy saving 节电节能
energy saving and energy consumption decreasing 节能降耗
energy saving and energy consumption reduction 节能降耗
65 percent energy saving and heat preservation 65%节能与保温
Auto-control and energy saving in high buildings 楼宇自动化控制与节能
benefits of energy saving and emission reduction 节能减排效益空间
capacity increase and energy saving 高产节能
clean operations and energy saving 清洁节能生产
Coke-oven and energy-saving 焦炉与节能
compound heat preservation and energy saving wall 节能复合保温墙体
constant pressure and saving energy 恒压节能
Discussion of Power Quality and Energy-saving 浅谈电能质量与节能
eco-logical and energy saving 生态节能规划
Ecology and Energy-Saving 生态节能
Effective energy saving and environment protection 高效节能环保
Efficient and Energy-Saving 高效节能
eigenvalue of heat transfer and energy-saving for 围护结构传热及节能特征值
electricity energy-saving and emission-reducing 电力节能减排
emissions reduction and energy saving 减排降能