For greater benefit, the railway freight requires operation of double-decked container trains, making the clearance under the railway overpass insufficient.

为了提升效益，铁路货运需要开行双层集装箱列车，而上跨铁路立交桥桥下净空不足。

youdao

Many countries with large clearance, like USA, Canada and Australia, have run the double-stack container trains.

美国、加拿大、澳大利亚等限界较大的国家都积极开行了双层集装箱列车。

youdao

Professional Management: LCL less than container load with tax and clearance door to door;

专业经营：散货拼柜包清关包税门到门；

youdao