碳氟化合物依然是家用地毯防污整理,尤其是防湿沾污的首选.对于以防干沾污占主导的公用地毯,聚硅氧烷则提供了优良而又经济的替代.......

给出了三维空间中一类自仿射集SierpinskiCarpets的Hausdofff维数的计算公式，并通过6个引理进行了论证．同时，给出了此类自仿射集Sierp......

It is necessary to achieve the best specifications in carpets that provide safety to human health in establishments and ......

It is necessary to achieve the best specifications in carpets that provide safety to human health in establishments and ......