空调:注意开窗换气空调在使用之前应彻底清洗一下,以免灰尘太多,诱发上呼吸道感染。此外,开空调期间,注意开窗换气,为房间注入新鲜空气。在温度的设定上,尽量不要把温度设定得太高,一方面过高的温度浪费能源,另一方面,与室外温差过大容易引发感冒。电暖器:使用年限不超过六年在购买电暖器时要认准正规厂家,查看是否有3C认 Air conditioning: pay attention to the window ventilation air conditioning before use should be thoroughly cleaned, so as not to dust too much, induced upper respiratory tract infection. In addition, open air conditioning, pay attention to open the window ventilation, the room filled with fresh air. In the temperature setting, try not to set the temperature too high, on the one hand, high temperature waste of energy, on the other hand, with the outdoor temperature is too easy to cause a cold. Heater: the useful life of not more than six years When looking for regular manufacturers to buy electric heater, check whether there is 3C