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астрономическое наблюдениеstresses
avia. celestial observation
nautic. sight
navig. astronomical sight; longitude sight (для определения долготы места)
tech. astronomical observation
астрономические наблюдения
astr. astronomical observations; astronomical work
meteorol. celestial observations
nautic. sight
астрономическое наблюдение: 49 phrases in 13 subjects
Astronautics5
Astronomy1
Aviation1
Construction1
General1
Makarov4
Military3
Nanotechnology2
Nautical19
Navigation4
Oceanography & oceanology1
Scientific2
Technology5