unghi de elevație angolul

angle of elevation▼(he angle formed by the line of sight and the horizontal plane for an object above the horizontal)
noun
[UK: ˈæŋ.ɡl̩ əv ˌe.lɪ.ˈveɪʃ.n̩] [US: ˈæŋ.ɡl̩ əv ˌe.lə.ˈveɪʃ.n̩]