彩色混凝土地面砖是建筑师用来美化城市环境的一种新型地面材料,早在本世纪30年代就在一些国家出现,但真正得到大量发展与应用还是在70年代以后。现在,西德、美国、英国、法国和意大利等很多国家已普遍使用。据有关资料介绍,1972年西德生产 Colored concrete floor tiles are a new type of floor material that architects use to beautify the urban environment. They appeared in some countries as early as the 1930s, but they have been widely used and developed since the 1970s. Nowadays, many countries such as West Germany, the United States, Britain, France and Italy have been widely used. According to relevant information, West Germany production in 1972