Gravity gradient is the second order derivative of gravitational potential, which can be observed by satellite gradiometer.
摘要重力梯度为重力位的二阶导数，可
星载梯度仪
行观测。
Gravity gradient is the second order derivative of gravitational potential, which can be observed by satellite gradiometer.
摘要重力梯度为重力位的二阶导数，可星载梯度仪行观测。
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