tetrad 四元组，四分体
four combination 四元组 quad 四角形区域，四元组 quadruple 四元组；四重的，四倍的 quadruplet 四元组 quaternary 四进制的，四元的；四元组 tetrad 四元组 vierbein 四元组
系统软件 语言与编译 释文 quadruple 四元组
- linear coordinate system
- linear correlation
- linear correlation coefficient
- linear covariant
- linear crosstalk
- linear cryptanalysis
- linear data structure
- linear deformation
- linear-dendritic copolymer
- linear density
- linear density of charge
- linear density of yarn
- linear dependence
- linear detection modes
- linear detector
- linear diameter
- linear dichroism
- linear difference equation
- linear differential equation
- linear differential equation of first
- linear differential equation of first order
- linear differential form
- linear differential game
- linear differential operator
- linear differential system