This paper discusses the principle of correction of magnetic compass deviation by compass deviation coefficient, methods of operation and points for attention when the ship stays in harbor, and explains by example.
从理论上论述了利用自差系数在船靠码头时校正磁罗经自差的原理,以及靠码头时校正磁罗经自差的操作方法和注意事项,并举例加以说明。