Finally, a simplified flight track model was proposed based on time step.
最后给出了根据时间步长推算的飞行轨迹简化计算模型。
To model and track the requirements related to the use of the application in production.
建模和追踪产品程序使用相关的需求。
In this paper, the space free vibration analysis model for track structure is established.
本文建立了轨道结构空间自由振动模型。
The problem of track measurement of model free flight by optical instrument is studied mainly.
主要讨论了采用光测设备测量模型自由飞的轨迹问题。
A discrete model appears more representative of reality for the majority of track.
对大多数轨道系统来说，离散化模型更具有代表性。
Secondly, it gives a new "track intersection distance" model;
进而给出一种新型的“交叉航线间隔”模型；
Secondly, it gives a new "track intersection distance" model;
进而给出一种新型的“交叉航线间隔”模型；
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