orthogonalityn.相互垂直；正交性orthogonaladj.直角的；直交的；【计】正交的orthogonal complement正交余,正交补orthogonal involution正交对合orthogonal boronizing渗硼orthogonalized signal正交化信号orthogonal group pair正交群对,正交群偶orthogonal projeetion正交投影orthogonal comparison正交比较orthogonal regression正交回归orthogonal coordinate直角坐标,正交坐标orthogonal aeolotropy正交各向异性