家用电器和家用缝纫机对油漆层的外观和牢固性要求越来越高。轻工部标准明文规定:为了保持油漆层平整光滑,家用电器一般在工艺上都采用刮腻子。但是缝纫机底板是否喷(刮)环氧腻子,在全国缝纫机行业中有不同的看法,形成了两种学术观点。笔者根据实际经验,从实际和理论上进行粗略 Household appliances and household sewing machines are increasingly demanding on the appearance and sturdiness of paint layers. Ministry of Light Industry standard express provisions: In order to maintain a smooth and smooth paint, household appliances are generally used in the craft putty. However, whether the floor spray machine (scraping) epoxy putty, the sewing machine industry in the country have different views, formed two academic point of view. The author based on actual experience, from the actual and theoretical rough