Railway locomotiveengineers operate railway locomotives to transport passengers and freight.
铁路机车工程师操作铁路机车运送乘客和货物。
2
Yard locomotiveengineers operate locomotives within yards of railway, industrial or other establishments.
堆场机车工程师在铁路，工业或其他场所庭院内部操作机车。
3
Supervisors in this unit group supervise and co-ordinate the activities of railway and yard locomotiveengineers, railway yard workers and railway labourers.