Clean or replace the filters in all air - conditioners at the beginning of summer , and clean them every two weeks from then on .
天气开始转热之际，应清洁或更换所有冷气机隔尘网，其后亦应每两星期清洁一次。Central systems and some self-contained units, like the Cabin Mate air conditioners, heat as well as cool.
中央系统和一些独立的系统，像水手舱的冷气机，热气系统和冷气系统一样。air conditioning is another major form of energy consumption in your home , but there are ways in which you can use it more wisely.
冷气机是另一高能源消耗量的家用电器，所以使用时必须保持精明。I don't need an air conditioner. A fan is just fine.
我不需要冷气机。风扇就可以了。Armed with the ability to refrigerate, the air- conditioner makes you feel refreshing and comfortable no matter how hot it is outside.
有能力冷藏武装，冷气机使你感觉清新舒适，无论烈日在外面。Clean the dust screen regularly to improve energy efficiency of the air-conditioner.
定期清洗隔尘网，提高冷气机的效能。To provide participants with practical knowledge in maintaining and servicing window air-conditioning units.
课程将教导保养及维修窗户式冷气机的知识与技能。YORK Cooling King air-conditioners also achieved breakthroughs in technological excellence in the cooling capacity.
YORKCoolingKing冷气机的冷气能量也取获工艺性的突破。In spite of that, Lee is optimistic of the local air-conditioner market.
尽管如此，李基年对冷气机市场持乐观看法。