In gravimetry and levelling observations. there exist the important information of gravity field and vertical component of geometrical position.
重力与水准观测值中都含有重要的重力场信息与点位垂直分量的几何信息。
In gravimetry and levelling observations. there exist the important information of gravity field and vertical component of geometrical position.
重力与水准观测值中都含有重要的重力场信息与点位垂直分量的几何信息。
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