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What can prevent dental porcelain teeth?

　　Through its special metal porcelain dental materials and dental porcelain powder to help, have been sealed in a similar way dental crown on top, and then play a role in protecting root dentin. Porcelain teeth can be divided into precious and non precious metal ceramic porcelain teeth into two categories. As the precious metal porcelain teeth - all porcelain teeth with high degree of compatibility features bionic body to protect the stability of the teeth, and dental crowns to effectively repair damaged and color, which can be regarded as the best prevention of dental porcelain teeth.

原文翻譯如下：