“lac varnish”造句，怎麼用lac varnish造句

Base on the knots, application of shellac varnish resin parts closed, oily putty inlaying nailhole place application.

For the most vulnerable shellac varnish, use non-metallic containers, add gold powder and silver powder before using varnish, do not add varnish to store prematurely.

If you use colour stain, can say take alcohol solution dye 6 points, alcohol 70 points and shellac varnish 24 points, mixed evenly, with manual brush or spraying dyeing.