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非同质控制组前测后测设计
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非同质控制组前测后测设计
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工学
试验设计
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non-homogeneous control group pretest-posttest design
非同质控制组前测后测设计
用于针对不同被试组在一开始就不相等的情况,进行实验组和控制组后测结果的比较的准实验设计方法。
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optical orthogonal code
optical orthogonal frequency division multiplexing transmission system
optical outburst
optical packet switching,OPS
optical pair
optical parallelism
optical parameter
optical parametric amplification
optical parametric amplification and oscillation
optical parametric amplifier
optical parametric oscillation
optical parametric oscillator
optical parametric oscillator, OPO
optical particle counter
optical particle counters
optical particle measurement
optical path
optical path difference
optical-path-difference aberration curves
optical path length
optical path length equalizer
optical pen
optical performance measurement
optical phase
optical phase conjugation
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