Treating the sample with two pretreatment techniques of suspension technique and noncomplete digestion method,respectively,the contants of copper,manganese and zinc in 21 super-vita were successfully determined with FAAS method.
用悬浮液技术及非完全消化法分别处理样品,以火焰原子吸收光谱法成功地测定了21金维他中铜、锰、锌。
We have applyed Calvital to repairing the pulp chamber floor s perforation of deciduous molar and followed the patients for half a year, one year, two years.
本文对96例应用盖维他(Calvital)加少许碘仿修补乳磨牙髓底穿孔的病例进行了观察,随访半年、1年、2年;结果显示:2年的成功率86。