trainer

特殊用法celestial navigation trainer1.天文导航教练器diving trainer1.潜艇(下潜, 上浮和水下操纵)教练器field artillery trainer1.野战炮兵教练炮fleet ballistic missile submarine trainer1.弹道导弹潜艇教练器ground trainer1.地面教练设备logic trainer1.逻辑教练设备navigation trainer1.导航教练器optimal sequence trainer1.最优序列训练器periscope trainer1.潜望镜教练器[员]radar navigation trainer1.雷达导航教练器submarine trainer1.潜艇教练器submarine attack trainer1.潜艇攻击教练器torpedo firing trainer1.鱼雷射击瞄准手
英语宝典
考试词汇表