Eps sandwich panels , colour pressure xingban , c payments , the production and installation of z deficit Eps夹心板、彩色压型板、 c型钢、 z型钢的制作及安装。
Dna , as a part of genes , was discovered to be a double helix that encodes the blueprints for all living things 人们发现dna作为基因的一部分,为双螺旋结构,携带所有生物型板的编码。
Building roofing . fibre - cement profiled sheets . resistance to passing through of large dimensions soft body . test method 建筑物屋顶.纤维水泥压型板.大尺寸软波纹板的横向强度.试验方法