Three Zone三带threenum.三n.三；三个adj.三个的three-letter identification code三字母鉴别编码Three-dlmensional rapid traction三维快速牵引Three-Dimension Leadership Model三构面领导理论three-valued probabilistic logic三值概率逻辑three-jaw concentric lathe chuck三爪定心夹盘three thousand six hundred and six(=3606) 三千六百零六three river sources nature reserve三江源自然保护区three-side wood-working planer三面木工刨床three-linear array camera making三线阵相机制造three-stage electrodialysis unit三段电渗析装置