機電工程署、香港電台全力推動 《節能旅程》
如何開冷氣才慳電又涼快? 甚麼是能源標籤? 怎樣使用熱水爐才能慳電?
如何開冷氣才慳電又涼快? 甚麼是能源標籤? 怎樣使用熱水爐才能慳電?
- Category
- 문화 - Culture
- Tags
- 慳電, 機電工程署, 節能
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