“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	diamond anvil cell diamond anvil cell, DAC diamond concentration diamond drilling diamond Drilling Bit diamond film diamond glide plane diamond graph diamond injection/production pattern system diamond isomorphism theorem diamond lemma diamond-like carbon Diamond Model diamondoids diamond operator diamond plough diamond principle diamond radiation detector diamond ring diamond-ring effect diamond shaped needle Diamonds of the Night diamond-square rollpass sequence diamond structure Diamond Sutra, block print, Tang dynasty (618–907)

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。