It is to find the causes that delayed the put-through time of wagon and the detention time of wagon as the example of Guiyang south marshalling yard, and then give the responding countermeasure.

• 在此基础上,论文提出了加速货车周转的途径和具体措施,并以贵阳南编组站作为具体的例子进行深入研究,找出影响中时、停时延长的原因,然后提出相应的对策。