It is necessary to pay attention to the external walls of the food warming and complex facades and at the Broken Bridge aluminum alloy windows and the glass wall system. 人們要重視外墻的保溫性，以及復合外墻加中空玻璃和斷橋鋁合金窗的圍護系統。
Elevated levels can volatilize into the air heat preservation board refrigeration water, and maintain long-term food warming effect. 架空空氣層可以揮發(fā)掉保溫板冷凝水，保持長(cháng)久的保溫效果。
