navigational aids的意思|示意
助航设备
navigational aids相关短语
1、 visual navigational aids 视觉航标
2、 air base navigational aids 机场导航设备
3、 short distance navigational aids 近距导航设备
4、 navigational aids and bridge system 导航设备及驾驶室系统符号
5、 navigational aids with disorder operation 航标失常
navigational aids相关例句
The crash was a direct result of inadequate navigational aids.
坠机是导航不力的直接后果。
柯林斯例句
These virtual folders serve only as organizational and navigational aids.
这些虚拟文件夹仅仅起到组织和定位的作用.
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