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ex post facto design
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ex post facto design
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ex post facto design
事后回溯设计
在事件发生之后才着手收集有关此事件的各种资料,分析此事件的效果和缘由的实验设计类型。属于非实验设计的一种,是真实验设计的组成部分或重要元素。
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freezing machine
freezing method
freezing microtomy
freezing of coefficients
freezing of degrees of freedom
freezing of freedom degree
freezing point
freezing point depression
freezing point depression method
freezing point, solidifying point
freezing point storage
freezing rain
freezing rate
freezing resistant agent
freezing shaft-sinking method
freezing-thawing damage
freezing tolerance hypothesis
freezing tolerant plant
Fregat upper stage
Frege
Frege Principle
Frege syllogism
F region
F-region
F regular ring
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