Ortholan奥尔托朗
orthoadj.正色(性)的pref.正确;直;正;原
orthophosphate tricalcique正磷酸三钙
Orthopodomyia anopheloides拟按蚊, 直脚蚊
orthonormal transformation标准正交变换
orthochromatic erythroblast正染性成红血细胞
ortho-localization energy正交定域能
orthopaedics steel material骨科钢板
orthotropic steel deck slab正交异性钢桥面板