The linear correlation coefficient between femoral trabecular grade and femoral bone mineral content is 0.5276.
骨小梁等级与股骨骨盐含量之间的相关系数为0.5276。
2
Production technologies of food grade calcium hydrogen phosphate such as phosphoric acid purification method, bone glue extraction method and applications are introduced in detail.
The oil shale can be used as construction materials, such as high grade cement filler, light concrete bone material-pottery grain and light brick materials, etc.