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。

This morning I put a few fine coats of primer on and then did some wet sanding from to 400 grit to 600 grit.

今天早上，我提出了几个优良的大衣，引上，然后做了一些湿砂从400到600沙砾沙砾。

Sanding: use wet sandpaper with water, this avoids copper dust to fly straight to your lungs.

打磨：运用耐水砂纸蘸水打磨，这可有效避免铜版粉尘飞入肺中。