eps线(Xian)条(Tiao)厂(Chang):(?)什(Shi)么(Me)是(Shi)外(Wai)墙(Qiang)保(Bao)温(Wen)材(Cai)料(Liao)?(?)
近(Jin)年(Nian)来(Lai)由(You)于(Yu)外(Wai)墙(Qiang)保(Bao)温(Wen)系(Xi)统(Tong)火(Huo)灾(Zai)事(Shi)故(Gu)频(Pin)发(Fa),(?)外(Wai)墙(Qiang)保(Bao)温(Wen)材(Cai)料(Liao)燃(Ran)烧(Shao)安(An)全(Quan)性(Xing)引(Yin)起(Qi)相(Xiang)关(Guan)部(Bu)门(Men)的(De)重(Zhong)视(Shi)。(?)那(Na)么(Me)什(Shi)么(Me)才(Cai)是(Shi)外(Wai)墙(Qiang)