orthogonal set正交系orthogonaladj.直角的；直交的；【计】正交的orthogonal cutting simulation正交切削模拟orthogonal complete functions正交完备函数系orthogonal polynomial fitting正交多项式拟合orthogonal enumeration method正交枚举法orthogonal learning algorithm正交算法orthogonal stochastic process正交随机过程orthogonal spreading sequence正交扩频序列orthogonal space-time block正交空时分组码orthogonal symmetric matrices正交对称矩阵orthogonal sampling structure正交取样结构