It has the characters of timeliness, maneuverability and relative accuracy.

其重点是突出时效性、可操作性和相对准确性。

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Relative accuracy of regional gravimetric geoid determination is estimated by an frequency domain analysis, which is determined by regional terrestrial gravity measurements and geopotential model.

以频域解析方法，研究由地面重力数据、全球位模型确定区域重力大地水准面的相对精度估计。

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Relative accuracy of regional gravimetric geoid determination is estimated by an frequency domain analysis, which is determined by regional terrestrial gravity measurements and geopotential model.

以频域解析方法，研究由地面重力数据、全球位模型确定区域重力大地水准面的相对精度估计。

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