铁路集装箱空箱调运成本优化研究的翻译：Study on optimization of railway empty container transportation costs 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Cost optimization of railway allocation of empty containers

Study on optimization of railway empty container transportation costs

The railroad container hollow box transports the cost optimization research

Empty railway container transport cost optimization study

Study on optimization of railway empty container transportation costs