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   English
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to phrases
aid to navigation
avia. 导航设备 (系统、工具)
space 声呐导航设备
tech. 导航辅助设备; 航路标志
transp. 导航设备〔系统,工具〕
 English thesaurus
Aid TO Navigation
abbr., astronaut., mil. ATON
aid to navigation: 33 phrases in 8 subjects
Air defense2
Aviation3
Electronics2
General2
Geophysics2
Navigation1
Space8
Technology13