energy tax能源税energyn.精力；活力；能源energy charge system耗能费系统energy saving device节电器energy-level width能级宽度energy-insensitiveadj.能量变化不灵敏的energy - diplomacy能源外交energy amplification功率放大energy chemical base能源化工基地energy-saving goal节能目标Energy-saving mode节能模型energy balance model能量平衡模式