A gentle breeze blowing, gardenia on the dance floor, overflowing fragrance.
一阵微风吹来，栀子花就翩翩起舞，香气四溢。
It is right. After the floor is paved, the rate of air leakage is no more than 2%. It is mainly used in underground blowing-in fo air conditioner for 5a class office building.
密封性能好，地板安装好以后漏风率不大于2%，主要用于5a级写字楼空调地下送风办公室。
It is right. After the floor is paved, the rate of air leakage is no more than 2%. It is mainly used in underground blowing-in fo air conditioner for 5a class office building.
密封性能好，地板安装好以后漏风率不大于2%，主要用于5a级写字楼空调地下送风办公室。
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