The monitoring center is an important part of road freight dynamic tracking system, which can realize vehicle monitoring and information inquiry.

监控中心是公路货物运输动态跟踪系统的中枢，能够实现车辆监控、货物信息查询、货物动态跟踪等功能。

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This system mainly consists of a trouble tracing module, a knowledge-base management module, an information inquiry module and a help module of the system.

饲料机械故障咨询系统主要由故障咨询模块、知识库管理模块、信息查询模块、系统帮助模块组成。

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Through accident symptom similarity inquiry, we can establish an security warning system, providing accident early warning information for the dispatcher to forewarn the information.

通过对事故症候相似性查询，建立安全预警系统，为调度员提供事故预警信息。

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