local coefficient group 局部系数群

group activity coefficient 基团活度系数

pile group effect coefficient 群桩效应系数

homology group of local coefficient 局部系数同调群 ; 局部系数下同调群

coefficient of group effect 群墩系数

discount coefficient of group piles 群桩折减系数

effect coefficient of pile group 群桩效应系数

coefficient of variation in group 批内变异系数

changeable coefficient differential equation group 变系数微分方程组