dentures and blank from dentallegierung r amp; r for the machining of dentures.

摘要

machinemanufactured teeth from an alloy containing at least onemetal covers, from 0.5 to 5 wt.% zirconium, 0.25up to 2% yttrium and 1 to 10% chromium existing group of adult & auml hlt is;and the rest mainly in gold.