【摘要】 本文介绍了天然装饰石材表面出现各种污迹的原因,并针对一些常见污迹,如锈黄斑、有机黄斑、水斑、油斑介绍了清洗方法,提出了预防的方法和其他几点值得注意的问题。更多还原

【Abstract】 In this paper, the causations of various smear on decorate stone are discussed, and some cleaning methods are also introduced. The smear includes rust yellow spot, organic pollution, water spot, oil mark et al. The preventing technique is also suggested.更多还原