It can reduce the cost of the train positioning system greatly by reducing trackside equipments and workload of maintenance.
可以实现虚拟应答器、虚拟信号机，减少轨旁设备及维护工作量，大大降低系统成本。
The train inertial feature is analyzed. With low cost inertial sensors, the GPS/INS integrated train positioning was implemented.
论文分析了列车惯性运动特性，采用低成本的GPS和惯性传感器组合实现列车定位。
Train track occupancy recognition is to determine if the train is passing over a switch and to supply reliable information for train positioning system and train control system.
列车轨道占用识别目的是在平行的多轨道区域识别列车所占用的轨道信息，为列车定位子系统或控制系统提供可靠的信息。
Based on the field test and analysis of the requirement of train positioning, GNSS augmentation technologies were discussed and a recommendation solution for China railway was presented.
根据现场测试数据及列车定位要求，提出了中国铁路GNSS增强系统建设方案。
If the difference between the positioning information is greater than the accepted level, a warning will be triggered to alert the train operators of an inconsistency.
如果定位信息中的误差超过了可以接受的范围，一个用于提醒火车操作人员关于信息不符的警告将会被激发。
The basic principle, designing idea and the function diagrams of the microwave intelligent positioning system for electric train are presented in this paper.
本文介绍电力列车微波智能定位系统的基本工作原理、设计思想及方框图。
A model is built on the basis of the moving law of the train to predict the train location and analysis is made as regards how to reduce positioning errors.
提出建立自适应列车运动轨迹预测模型，并对如何提高定位精度进行了分析。
The function positioning of the course should be to spread scientific knowledge, cultivate moral sentiment, raise spiritual shackles, inspire wisdom and train thinking ability.
必须对高职院校的“马哲”课进行正确的功能定位。其功能应当是：传播科学知识、培养道德情操、提升精神境界、启迪人生智慧、训练思维能力。
The function positioning of the course should be to spread scientific knowledge, cultivate moral sentiment, raise spiritual shackles, inspire wisdom and train thinking ability.
必须对高职院校的“马哲”课进行正确的功能定位。其功能应当是：传播科学知识、培养道德情操、提升精神境界、启迪人生智慧、训练思维能力。
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