outer marker
英 [ˈaʊtə(r) ˈmɑːkə(r)]
美 [ˈaʊtər ˈmɑːrkər]
外指点标; 缩写词为OM
双语例句
- As it turns out, a general terrain warning MSAW was generated at approximately the same time the airplane joined the final approach course outside of the outer marker.
调查结果显示，通用的地形警告MSAW几乎就在飞机切入远台五边进近航道的同时触发。