The first DF 4D diesel shunting locomotive had passed acceptance test and put to use in local railway of Luoyang in June 1999. Running for one year the locomotive has received favorable comments from consumers.

 
  • 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。 经过一年多的运用考核 ,该型机车得到了用户好评。
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