“one-group pretest-posttest design”的概念、定义、翻译、参考文献-科学参考

单词	one-group pretest-posttest design
释义	one-group pretest-posttest design Encyclopedia 工学试验设计释 one-group pretest-posttest design单组前测后测设计在实验条件处理前对被试进行观测的结果与实验条件处理所做的同样观测结果加以对比的实验设计类型。即该设计类型是实验（处理）前后的比较设计。
随便看	Cordylite core core activated ion doping core analysis core and mantle structure core and periphery core-annulus flow core area of nature reserve core barrel core-based tree core-based tree, CBT core box core collapse core-collapse progenitor core collapse supernova core collection core competence analysis Core competencies core competency/key skill core competitiveness of library core compression core conflictual relational theme core conversion ratio core course core description

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。