“principal components”的概念、定义、翻译、参考文献-科学参考

单词	principal components
释义	principal components Encyclopedia 医学主成份释 principal components；PC主成分当含有多变量矩阵数据集对应于一个多维空间数学模型时，基于偏最小二乘法则，通过投影和降维处理，可在若干个垂直向量方向依次最大程度地描述样品的差异性或相似性的参数。
随便看	Terms of Endearment terms of muscle working terms on protection of cultural relics in the Criminal Law of the People's Republic of China term structure of interest rates term universal algebra term valuation term variable term variation term weighting termwise termwise addition termwise differentiable series termwise differentiation termwise integrable series termwise integration ternary ternary addition ternary algebra ternary alloy ternary and multicomponent phase diagrams ternary arithmetic ternary cathode material ternary collision ternary complex ternary composition

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。