The procedures and its analyses to determine compass error by GPS at sea;
利用《航海天文历》查表的方法来获得罗经差的计算过程比较复杂。
Take celestial azimuth and find compass error on each watch if the weather is fine.
如天气好，每一班测取天体方位求出罗经差。
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.
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)。
If this compass variation or error is not compensated for, a navigator could find himself far off course and in deep trouble.
如果指南针偏差或错误没有正确补偿，一个航海家会发现他自己偏离航程太远和麻烦太大。
The error of magnetic compass is not adjusted.
磁罗经的误差没有校正。
An error compensation method for intelligent electromagnetic compass (IEMC) is studied.
研究了一种智能电子罗盘的误差补偿问题。
For the restriction of sense principle, in some special cases, the HMR3000 digital compass module has a great error in roll and pitch outputs.
HMR30 0 0数字罗经模块由于其测量原理的限制，在某些特殊的应用场合，横摇和纵摇输出将可能出现较大的误差。
For the restriction of sense principle, in some special cases, the HMR3000 digital compass module has a great error in roll and pitch outputs.
HMR30 0 0数字罗经模块由于其测量原理的限制，在某些特殊的应用场合，横摇和纵摇输出将可能出现较大的误差。
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