風傳媒觀點投書：歐盟各國透過能源效率措施，以達成再生能源配比目標之作法
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<![CDATA[<img src="https://image.cache.storm.mg/styles/smg-150x150-fp/s3/media/image/2017/06/25/20170625-052859_U589_M293802_0014.png?itok=3H3nTcOv">歐...