您要查找的是不是:
- Maritime and aviation navigation systems use low frequency signals to locate vessels or aircraft. 航海和航空界的导航系统使用低频率讯号来测量船只或飞机的位置。
- The communications corps,responsible for military communications,is composed of specialized units engaged in communications,communications engineering,communications technical support,aviation navigation and military postal service. 通信兵担负军事通信任务,由通信、通信工程、通信技术保障、航空兵导航和军邮勤务等专业部(分)队组成。
- The communications corps, responsible for military communications, is composed of specialized units engaged in communications, communications engineering, communications technical support, aviation navigation and military postal service. 通信兵担负军事通信任务,由通信、通信工程、通信技术保障、航空兵导航和军邮勤务等专业部(分)队组成。
- Consolidated Aviation Navigation System "康索兰"(统一航空导航系统)
- After Shenzhen International Aviation Navigation Vehicle Model Exhibition 暨深圳国际航空、航海、车辆模型展览会
- Navigation is difficult on this river because of the hidden rocks. 因为河上有暗礁,所以在这条河上航行很困难。
- He devoted all his life to China's aviation. 他的一生都奉献给了中国的航空事业。
- Civil Aviation Navigational Services Group 民用航空导航勤务大队
- On-the-spot record of treating harmful interference to civil aviation navigation communications 摸清情况适时出击--查处民航导航通信干扰纪实
- The compass is an instrument of navigation. 罗盘是航行仪器。
- Geometry has practical application in aviation and navigation. 几何学在航空和航海中有其实用性
- A school that cultivates aviation or navigation talent. 他从小的梦想就是进飞行学校,当飞行员。
- The theory and practice of aircraft navigation. 航空学飞机航行的理论与实践
- Navigation is difficult on this river because of the hide rock. 因为有暗礁,在这条河上航行很困难。
- Aerial navigation by visual identification of landmarks. 地标领航用可视地标来进行飞机航行
- Aviation was lamentably weak and primitive. 航空设施极其薄弱简陋。
- At that time aviation was still in its infancy. 当时航空仍在萌芽阶段。
- Civil aviation in this area develops very quickly. 这个地区的民航发展很快。
- What about the reconnaissance aviation? 侦察航空兵呢?
- What is the main task of the bombardment aviation? 轰炸航空兵的主要任务是什么呢?