The self acceptance shall be organized by the business entity and shall be completed within 20 working days after the end of the trial operation of the information system.
自验收由业务单位自行组织，应在信息系统试运行结束后的20个工作日内完成。
The thesis is organized as follows: Chapter one introduces the current situation of the domestic research on locomotive working system, and the significances of the present study.
论文组织如下：第一章主要介绍了当前国内对机车交路系统的研究和应用现状，以及本论文的研究意义。
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