煤运专线 coal special line

专运某两种货物的船 dual-purpose ship

西煤东运铁路专线 special railway transporting coal from the west to the east

冬季运动专业版 winter sport Pro

海运专家 Marine transport professionals

现场运作专员 Operation Specialist

京哈客运专线 Jingha Passenger Dedicated Line

货运专线 railway line for freight traffic ; freight special line ; freight traffic only line

运营专员 Operation Specialist ; delivery specialist