详细记录

标题
AIDS TO NAVIGATION
用于
NAVIGATIONAL MARKERS
LIGHTHOUSES
BUOYS
PHARES
BOUEES
FAROS
BOYAS
وسائل معينة للملاحة
الوسائل المعينة للملاحة
狭义词
WATERWAY SIGNS AND SIGNALS
相关词
MARITIME SERVICES
NAUTICAL CHARTS
MARITIME TRAFFIC
GLOBAL POSITIONING SYSTEMS
NAVIGATION
一般备注Devices or systems, external to a vessel, intended to assist a navigator to determine position or safe course or to warn of dangers or obstructions to navigation. For onboard navigational aids, use NAUTICAL CHARTS or NAUTICAL INSTRUMENTS.
所有资源
记录出处Authorities > Thesaurus > Geographical Terms
Authorities > Thesaurus > Topical
Workflow > Workflow Authorities
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