The accuracy of the position obtained by this method is higher than that of the traditional celestial fixing.
其船位精度较传统的一般天文定位的精度要高。
Estimation of Doppler central frequency has an important effect to accuracy of fixed position in the fixing approach with no reference points for ocean SAR.
在无参考点海洋sar定位方法中，多普勒中心频率估计对定位精度有着重要的影响。
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