一、基本情况某修理工程,面积计200平方米,系三楼职员食堂,其厨房地面全部为铺设防滑磁砖装饰,因细菌氧化的侵蚀,出现了地面坑洼不平,污水从接缝处向楼下渗漏。由于厨房大量使用消毒液、杀菌剂、洗涤剂等进行器具消毒,曾修理过一次,但新换的磁砖在不到一年的时间内,又损坏到以前的状态。 First, the basic situation of a repair project, an area of ​​200 square meters, is the third floor staff canteens, the kitchen floor all laid a non-slip tile decoration, due to the erosion of bacterial oxidation, there is a pit floor uneven, sewage from the seam to Downstairs leaks. Because the kitchen used disinfectant, bactericidal agents, detergents, etc. to disinfect the apparatus, it had been repaired once, but the newly replaced tile was damaged to its former state in less than one year.