铁路货车滚子轴承
roller bearings for goods train
60Co铁路货车检测系统
Co train inspection system
60Co铁路货车检查系统
Co Scan System for Freight Train
铁路货车技术管理信息系统
technical management information system for railway freight cars
information system for railway freight car technique management
HMIS
铁路货车用不锈钢
stainless steel for railway wagons
railway wagon ferritic stainless steel
自备铁路货车
self owned railway freight car
滚动轴承货车
Roller bearing wagon
Freight with roller bearing
货车轴承
Freight car bearing
freight car rolling bearings
曲轴轴承轴颈配合面
crankshaft bearing journal surface
《国际铁路货运公约》
International Convention Concerning the Carriage of Goods by Rail
60Co铁路货物检测系统
60)Co train freight inspection system
60 Co train freight inspection system
地下铁路车站
underground railway station