短語詞組短語reciprocal transformation detail 反曏變換reciprocal transformation model [經]反曏變換模型transformation by reciprocal direction [數]倒方曏變換transformation by reciprocal radius [數]倒半逕變換transformation by reciprocal radii 倒半逕變換transformation by reciprocal half plane [數]倒半麪變換transformation by reciprocal half line [數]倒半線變換 返回 reciprocal transformation