This paper introduces two buses of train communication network:the wire train bus(WTB) and the multifunction vehicle bus(MVB), analyzes two layers topo.
介绍了列车通信网络的两条总线，即绞线式列车总线（WTB）和多功能车辆总线（MVB），并分析了两层网络拓扑结构。
Correlative parameters of a certain cars power train are obtained through a complex three-wire pendulum.
该文应用复合三线摆测量法测得了某轿车动力总成的有关参数。
The railway line is opened by stitch wire tools binding to accident of train derailment lifting and jacking recovery.
利用吊索具捆绑对脱线事故机车车辆进行快速吊复、顶复，迅速开通线路。
The railway line is opened by stitch wire tools binding to accident of train derailment lifting and jacking recovery.
利用吊索具捆绑对脱线事故机车车辆进行快速吊复、顶复，迅速开通线路。
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