“railway transportation cost”的概念、定义、翻译、参考文献-科学参考

单词	railway transportation cost
释义	railway transportation cost Encyclopedia 工学〔铁路财务会计〕释 railway transportation cost铁路运输成本铁路运输企业为运输旅客、货物、行李包裹及提供物流辅助服务发生的直接耗费支出。分为客运成本、货运成本和行包成本等。
随便看	optical spectrum optical spectrum, light spectrum optical spectrum measurement method optical spin orientation optical spintronics optical Stark effect optical stimulated luminescence dating optical storage optical storage materials optical subsurface damage optical sun optical surface optical surface flaws optical surface imperfection optical surface roughness optical surveying instruments optical suspended sediments determinator optical switch optical switching optical switching integrated device optical switching network optical system optical system design optical system design (lens design) optical system parameters measurement

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。