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laboratory observation
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laboratory observation
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laboratory observation
实验室观察
社会学的一种研究方法,通常是在实验室条件下,借助各种仪器和设备通过控制变量和改变变量,观察自变量与因变量之间的关系及其变化,从而得到研究结论,又称实验室研究法。
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dense subalgebra
dense subcategory
dense subgroup
dense subset
dense suspension flow
dense suspension up flow
dense wavelength division multiplex
dense wavelength division multiplexing
dense wavelength division multiplexing, DWDM
dense wavelength division multiplexing in metropolitan area network
dense wavelength division multiplexing,DWDM
densification
densification by sand pile
densified pupil imaging
densimeter
densimeter based on radioactivity
densimetry
densitometer
densitometry
density
density analysis
density arm
density bottle
density class
density clustering
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