To be convenient, we only study the motion of a helicopter in the critical plane, and a simplified point-mass model is used.
然后,为了便于最优控制问题的分析和计算,本文只考虑直升机的二维运动,从而得出一个简化的点质量模型。
参考来源 - 直升机自转着陆过程的最优控制Research the basic theory of computing trajectory disturbing gravity by using point-mass model, and establish the frequency point-mass model of test region.
研究了利用点质量模型计算空间弹道点扰动引力的基本理论与方法,并针对试验区域建立了分频段点质量模型。
参考来源 - 快速逼近弹道扰动引力的算法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
This paper describes the basic principle of solving the boundary value problem in physical geodesy by establishing the point-mass model with scattered measurements on the earth's surface.
本文论述了以地面离散的测量数据通过建立点质量模型的方法求解物理大地测量边值问题的基本原理。
The key of applying this new method was the effective triangular subdivision of mass data point of human body model.
实现这一方法的关键就是对人体曲面上的散乱数据点进行有效的三角剖分。
Based on the exponential trend model, the Kalman filter model is applied to forecasting displacement values at observation point in Lianziya hazardous rock mass GA.
以指数趋势模型为基础,建立卡尔曼滤波模型对链子崖危岩体ga监测点的位移量进行预测。
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