“固定样本组调查”的概念、定义、翻译、参考文献-科学参考

单词	固定样本组调查
释义	固定样本组调查 Encyclopedia 管理学固定样本组调查释 Fixed sample group survey固定样本组调查以较长时间内在一定的间隔里提供特定信息的调查对象为固定样本组，对其中的成员在一段时间内实施的反复调查。
随便看	linear data structure linear deformation linear-dendritic copolymer linear density linear density of charge linear density of yarn linear dependence linear detection modes linear detector linear diameter linear dichroism linear difference equation linear differential equation linear differential equation of first linear differential equation of first order linear differential form linear differential game linear differential operator linear differential system linear diffraction theory linear dimension linear diode linear Diophantine equation linear discrete time system linear discriminant analysis

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。