According to the error equation of INS, the influence of gravity disturbance is analyzed.
由惯导系统的误差方程分析了扰动重力场的影响。
The results show that gravity disturbance vector is a major error source for high accuracy inertial navigation system.
结果表明，不确定的重力扰动向量是高精度惯导系统的一个重要误差源。
Because of less disturbance and higher accuracy borehole gravity measurement will find its wide application in hydrocarbon exploration.
井中重力测量具有受干扰因素少，精度高的优点，它在油气勘探中具有广阔的应用前景。
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