relativeness亲戚关系relativeadj.相对的；比较的；相关的n.亲戚；[语]关系词relative illumination相对照度Relative fly-around相对绕飞relative track number相对磁道数relative feeble group相对弱势群体relative entropy rate相对熵率relative chroma level相对色度电平relatives by marriage姻亲relative conductivity相对电导率relative leukocytosis[医] 比较性白细胞增多relative focal length相对焦距