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