变频技术与能源节约
Friquency conversion technology and energy saving
高校节约能源的途径
Ways to conserve energy in colleges
节约能源从我做起
Saves the Energy to Start from Me
节约能源贵在行动
Action for Energy Conservation
节约能源和材料
energy and raw materials saving
节约能源设备或技术
Equipment or Technology Used for Energy Saving
能源节约技术
saving technologies of using energy
能源节约战略
energy conservation strategy
一次能源节能系数
primary energy-saving coefficient
一次能源节约率
primary energy economic ratio
PES
清华大学法学院环境资源能源法研究中心
Law School of Tsinghua University
CEREL