The zero mold presents an opportunity to remove these witness lines by wet sanding, buffing and polishing.

零模为除去这些可见分界线提供了机会，可使用湿磨、抛光的方法。

After a little wet sanding I let the top dry and shot it with some primer to look for holes in the filling.

后一点湿砂我让最缺水和枪杀，这与一些引物，寻找漏洞，填补。