1.Some common troubles such as poor throwing power,burnt deposit on rim,dull gray coating,piebaldism,blue film,hazy deposit,spongy surface and roughness in decorative chromium plating were summarized.

1.介绍了装饰最常见的质量故障:均能力、边角易烧焦、层暗灰色、花斑、、状、麻面和粗糙等。