短語詞組短語lighting energy -conservation 照明節(jié)能equation energy -conservation 能量守恒方程式energy -conservation construction 節(jié)能建築Energy Resources Conservation 能源資源節(jié)約Energy Resources Conservation Board 節(jié)能侷;加拿大能源保護(hù)侷energy metabolic conservation 能量代謝守恒energy momentum conservation 能量動量守恒 返回 energy conservation