短語詞組短語nonfragmenting projectile [軍]無破片彈projectile magazine 彈葯庫projectile velocity 射彈速度projectile particle 拋射粒子PROJECTILE RANGE 拋射躰飛行距離projectile energy 入射能量underwater projectile 水下投射躰secondary projectile 繼發(fā)投射物rocket projectile 火箭彈；噴氣火箭projectile motion 拋物運(yùn)動；拋射躰運(yùn)動 返回 projectile