Ortholan奥尔托朗
orthoadj.正色(性)的pref.正确;直;正;原
ortho-phenylene diamine邻-苯二胺
orthotronic error control正交错误控制
orthomorphic permutations正形置换
orthotropic coating layer正交各向异性涂层
Orthostatic body position直立体位
Orthopodomyia andamanensisn.安达曼直脚蚊
orthographic discriminator正交鉴相
orthostatic tolerance test(直)立位耐力测验
Orthopedic surgery patient整形外科患者
ortho-Chlorobenzoic acid邻氯苯甲酸