地磁日变基值的选取是海洋磁力测量地磁日变改正的重要内容。
The selection of base value is critical to the geomagnetic diurnal variation correction in Marine magnetic survey.
海洋磁力测量多站日变改正中，为了使整个测区磁场水平统一，必须以主站为基准对分站日变基值进行归算。
To unify the magnetic field level of the whole area in Marine geomagnetism surveying, the base value of the secondary base station must be reduced to the main base value.
高精度的海洋磁力测量对磁测仪器系统的测量精度提出了更高的要求，文中对海洋磁力测量仪器系统检验的内容和动静态检验方法进行了研究，并通过实例验证其可行性。
Testing methods of instrumental system in the Marine magnetic survey have been studied in this paper, and the feasibility of each method has been testified by the observed data.
高精度的海洋磁力测量对磁测仪器系统的测量精度提出了更高的要求，文中对海洋磁力测量仪器系统检验的内容和动静态检验方法进行了研究，并通过实例验证其可行性。
Testing methods of instrumental system in the Marine magnetic survey have been studied in this paper, and the feasibility of each method has been testified by the observed data.
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