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- underwater aided navigation 水下辅助导航
- Needless to say, signposts can’t aid navigation if they are removed, so it is best if they are permanent fixtures of the interface. 不用说，如果删除了导航标志，它们就不能辅助导航了，所以最好使其永久地固定在界面上。
- Needless to say, signposts can't aid navigation if they are removed, so it is best if they are permanent fixtures of the interface. 不用说，如果删除了导航标志，它们就不能辅助导航了，所以最好使其永久地固定在界面上。
- Terrain Aided Navigation Using Fading Memory 基于衰减记忆的地形辅助导航算法
- Combined terrain aided navigation 复合地形辅助导航
- SITAN ( Sandia Inertial Terrain Aided Navigation) 桑地亚惯性地形辅助导航
- Scene matching aided navigation system 景象匹配辅助导航系统
- Seabed terrain aided navigation(STAN) 海底地形辅助导航
- EOANS (electro-optical aided navigation system) 光电辅助导航测距系统
- Computer Aided Navigation Equipment 计算机辅助导航设备
- 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。
- Study of Terrain Feature Matching Aided Navigation Method 地形特征匹配辅助导航方法研究
- It means to give the most-needed and timely aid. 它的意思是给予最需要的及时的帮助。
- A Visual Aided Navigation System for Road Intelligent Vehicle 公路智能车辆视觉辅助导航系统的研究
- This machine has been specially adapted for use underwater. 这机器是为水下使用而特别改装的。
- Terrain Aided Navigation Based on Bayesian Estimation 一种基于贝叶斯估计的地形辅助导航
- This machine has been specially adapted for underwater use. 这机器是为水下使用而特别改装的。
- The compass is an instrument of navigation. 罗盘是航行仪器。
- I'm collecting money in aid of starving children. 为帮助饥饿的孩子们，我正在搞募捐。
- A ship equipped for laying explosive underwater mines. 布雷舰艇装备有布水雷装置的舰艇
