Deviation of the magnetic compass can be obtained by means of _________.
A、takingbearingsofthesun
B、comparisonwiththegyro-compass
C、reciprocalbearing
D、A+B+C
发布时间:2025-07-24 13:21:52
A、takingbearingsofthesun
B、comparisonwiththegyro-compass
C、reciprocalbearing
D、A+B+C