- vertical danger angle
- вертикальный угол опасности
Англо-русский морской словарь. Б.Н. Серебрийский. 1946.
Англо-русский морской словарь. Б.Н. Серебрийский. 1946.
danger angle — noun : the angle between two known points as observed from a point marking the limit of safe approach of a ship to a reef, shoal, or other obstruction which can then be passed safely by keeping the known points at an angle, as observed from the… … Useful english dictionary
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ВЕРТИКАЛЬНЫЙ УГОЛ ОПАСНОСТИ — (Vertical danger angle) в тех случаях, когда вблизи опасности или на берегу имеется какой либо хорошо видимый предмет, высота которого известна, то для обеспечения безопасного плавания корабля можно поступить так: приняв точку А, обозначающую на… … Морской словарь
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