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向前引入法
一种回归分析中的自变量选择程序。从空模型开始,首先进入方程的是与因变量相关最高的自变量,重复此过程,直到没有满足进入标准的自变量为止,以此来评估变量之间的相关关系。
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lab on a chip (LOC)
lab on a valve
labor and employment management
labor and employment policy
labor arbitration
Laboratoire d'Hydraulique Saint-Venant
laboratorial radioactivity survey nstrument
laboratorial simulation of nuclear weapon physics
laboratory
laboratory animal
laboratory animal facility
laboratory animal medicine
laboratory animal science
Laboratory Astrophysics
laboratory astrophysics
laboratory-based phenotyping platforms
laboratory biosafety
laboratory coordinate
laboratory coordinate system
laboratory diagnosis
laboratory experiment
laboratory frame
laboratory frame, lab frame
laboratory frequency standard
laboratory information management system
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