The Marshalling Station is a key crunode of the railway network, its work is fulfilled by multitype workers of different departments.

编组站是铁路运输网络上的关键结点，其工作是由不同部门、多工、共同协作完成的。

The Marshalling Station is a key crunode of the railway network whose work is fulfilled by multitype workers of different departments .

编组站是铁路运输网络上的关键节点,其工作是由不同部门、多工、共同协作完成的。