摘要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.

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基于电罗经技术的磁罗经自差自动测定和校正系统是一个综合了电罗经和磁罗经技术的自差测定和校正系统。

Based on the gyrocompass technique, the magnetic compass deviation automatic measurement and correction system synthesizes both gyrocompass and magnetic compass technique.

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给出了一种高精度的磁罗经航向系统，应用神经网络进行剩余自差的自动校正。

Thispaper presented one high precision magnetic heading system, and use neural network to correct the remnant deviation of compass.

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