短語詞組短語saving energy method 節(jié)能方法saving matrix method 節(jié)約法energy saving control method 節(jié)能控制方法energy saving design method 節(jié)能設(shè)計(jì)方法water -saving irrigation method 節(jié)水灌溉措施energy -saving technology method of lighting 照明節(jié)能技術(shù)方法power -saving method 節(jié)電措施 返回 saving method