The design ideas and main functions of management system program for locomotive acceptance were introduced, and the design essentials of the software were analyzed.

介绍了机车验收室管理系统软件的设计思路和主要功能。

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The first DF 4d diesel shunting locomotive had passed acceptance test and put to use in local railway of Luoyang in June 1999.

1999年6月，首台东风4d型调车机车通过验收并于洛阳地方铁路正式运营。

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