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。
The law on coupling effect and gravity load impacting control error of the target simulator was studied.
对耦合效应及重力负载影响目标模拟器控制误差的规律进行了对比研究。
A detailed analysis is made on the error result from factors mentioned above when using center of gravity method.
通过实验对重心法运用于这类系统将产生的误差作了较为详尽的分析。
The total mean square error for gravity survey in mountainous region estimated by the present methods are usually too small to be convincing.
山区重力测量工作中，用现有方法计算总均方误差，往往使均方误差偏小，异常的可信程度降低。
How to distinguish the systematic error of gravimeter calibration and eliminate its influence upon the results of gravity reiteration is a problem which has not been solved for a long time.
如何判明和消除重力仪格值系统误差对重力复测的影响是长期以来未能得到有效解决的问题。
Simulation results show that the position error of the integrated navigation system is less than 15% (RMS) of goal error over long intervals, and even smaller in the area with evident anomaly gravity.
仿真结果表明：该组合导航系统长时间定位误差小于导航系统目标误差的15% (RMS)，在重力异常显著变化地区其定位误差将更小。
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。
Especially, the effects of lunar gravity, observation accuracy, orbital error and observation data types on the orbital determination accuracy of the lunar orbiter have been carefully investigated.
重点考察了月球重力场误差、观测量精度、初始时刻的先验轨道误差以及观测资料类型等对环月飞行器定轨精度的影响。
After roundly discussing the influence of disturbing gravity and gravity vertical deflection on INS and considering the real situation, two gravity error compensation methods are put forward.
在全面论述了扰动重力和重力垂线偏差对惯性导航的影响的基础上，结合实际情况提出了进行重力场误差补偿的两种方法。
Based on error transfer theory and error synthesis, the maximum pendulum Angle is determined when simple pendulum is used to measure acceleration of gravity.
根据误差传递理论和误差合成方法确定了单摆测重力加速度时的最大摆角。
On the basis of the analysis of the error of gravity transmission and computing results, the technical problems of design, process, operation and maintenance etc. have been solved.
根据分析重力传递误差的形成及计算结果，解决了设计、工艺、使用、维修等技术问题。
Using the ocean tide model of TPXO6, the effect of ocean tide on gravity determination is investigated and compared with the error of recovered gravity by GRACE.
利用TPXO6海潮模型计算了海潮对卫星重力恢复的影响，与GRACE观测误差实施了对比。
The measurement error source of center of cone gravity, arithmetic and uncertainty of ATS are given, and the measurement accuracy of cone center of gravity is improved.
着重分析了锥体重心测量系统测量误差的来源、算法及系统整体测量不确定度的评定，从而可以提高锥体重心的测量准确度。
In the experiment of measuring gravity acceleration with a pendulum, a few error factors are existed, such as complex pendulum, air buoyancy, air resistance and initial displacement.
在利用单摆测重力加速度实验中，有复摆、空气浮力、空气阻力、摆角等多种误差因素。
The method and apparatus have a reduced sensitivity to error sources, i. e. gravity, internal friction and operator interference (unsteady holding of the instrument).
该方法和装置具有对误差源，即，重力、内部摩擦力和操作者干涉(不稳固地保持仪器)而言减小的灵敏度。
This thesis analyzed elastic restitution of 600MW steam turbine unit which connects with oversize flatness error , and mainly studied that gravity, clamping and m.
本文针对平面度超差问题进行分析，着重研究外缸在机加工过程中重力、装夹方式及铣削力引起的弹性恢复误差。
Aiming at the bigger computing error caused by the computing method depending on centres of gravity, an improved method is put forward.
并针对“重心法”计算容量误差大的弊病，提出了一种改进的计算方法。
Due to observing conditions, positioning gross error will often appear when using GPS static or fast static operation in gravity exploration.
由于受观测条件的影响，在重力勘探过程中采用GPS静态或快速静态作业时，容易产生定位粗差点的情况。
It can reduce the error of the inertial navigation system when using Iterative Closest Contour Point (ICCP) algorithm for track matching on the gravity map, however it brings large computation costs.
利用迭代最近等值点(ICCP)算法对重力图上的航迹进行匹配可以减小惯性导航系统误差，但计算量大。
At the same time, the machining error caused by the gravity bending of the ball screw is...
同时简要分析了在加工精密工件时，由于自重原因引起丝杠弯曲导致的加工工件的误差。
At the same time the processing error of the workpiece caused by the bending of the ball screw for the gravity force was analyzed when the workpiece is...
同时在加工精密工件时，就自重原因引起丝杠弯曲导致的加工工件的误差进行了分析。
At the same time the processing error of the workpiece caused by the bending of the ball screw for the gravity force was analyzed when the workpiece is...
同时在加工精密工件时，就自重原因引起丝杠弯曲导致的加工工件的误差进行了分析。
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