磁差 [
cí chā]
[地物] magnetic variation
magnetic declination
variation
- 磁罗经自差表过期。
1541 magnetic compass adjust deviation table expired. - 磁罗经是船舶装备的主要指向性航海仪器之一,磁罗经自差的大小将直接影响船舶的航行安全。
Magnetic compass is one of directional navigation instrument in ship fitting, the deviation of magnetic compass will influence the navigational safety of ship. - 针对具有恒定俯仰角度载体的磁航向罗差标定和补偿问题,提出了一种用于磁罗差修正的偏差补偿算法(DCA)。
To calibrate and compensate the compass error of magnetic heading in a carrier with constant pitch angle, the deviation compensation algorithm(DCA) for magnetic deviation compensation is put forward.