普遍率与严重度关系(I-S 关系)
incidence-severity relationship
警民关系主任
police community relations officers
外寄生－宿主关系
Ecoparasite-host relationship
医患关系主体间性
intersubjective quality of doctor-patient relationship
医患关系主体性
subjective quality of doctor-patient reltionship
层次关系
hierarchy
hierarchical relation
hierarchical relationship
定量结构保留相关关系
quantitative structure-retention relationship (QSRR