A new colorimetric investigation in the determination of two interfering component systems-the graphical ratio method 测定两干扰组分体系的新吸光度法&图解比例法的研究
Adhesive polypeptide containing the key component of mussel adhesive protein was prepared by ring-opening polymerization mimics of marine organisms. A series of chitosan/ polypeptide composite film was prepared by varying the ratio of constituents through solution method. 从仿生的思路出发,选取了海洋贻贝粘性蛋白的关键组分,通过开环聚合合成了粘性聚肽材料,并与壳聚糖复合,制备了新型的壳聚糖/粘性聚肽复合膜。
In this paper, the component ratio in nonwoven fabrics was studied using microwave test method. 本文利用微波检测技术对非织造布的组分配比进行了测试研究。
According to the error component of various wavelength, feeding step length, convergence ratio and anastomotic status, a new method which determines the dimension of thepolishing tool is presented. 提出了根据不同成分面形误差的分布特征、进给步距、收敛比和吻合特性要求,确定研抛盘尺寸的新方法;
Methods The weights of the 8 dimensions of SF-36 were calculated by primary component analysis ( PCA) to comprehensively evaluate by TOPSIS and rank sum ratio ( RSR) method. 方法采用主成分因子分析(PCA)法确定中文版SF-36各个领域的权重,并运用TOPSIS法与秩和比(RSR)法相结合进行综合评价。结果成都老年人QOL最优;