energy saving machine的用法和樣例：
例句
- Technological progress on energy conservation in BF of Meishan Iron and Steel Co.
梅山高爐節能技術進展。 - Recently, our reporter was fortunate enough to meet Mr.David Martiny and interviewed him on the application of energy efficient technology in roofing and water proofing system.
最近本刊記者有幸見到凡士通建築產品公司亞洲區域經理馬大衛先生，並就建築節能技術在屋頂製造方面的應用對他進行了採訪。
