列车运行安全正点。

Trains run on schedule without mishap.

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车辆检修质量直接影响列车的正点、安全运行。

Reconditioning quality of train directly affects its running safely and on schedule.

youdao

车辆检修质量直接影响列车的正点、安全运行。

Reconditioning quality of train directly affects its running safely and on schedule.

youdao