帮忙啊!急需一个英文介绍任何交通工具的文章不用太长,我谢谢诸位啦

http://people.hofstra.edu/geotrans/eng/ch3en/conc3en/ch3c1en.html

Road transportation. Road infrastructures are large consumers of space with the lowest level of physical constraints among transportation modes. However, environmental constrains are significant in road construction. Road transportation has an average operational flexibility as vehicles can serve several purposes but are rarely able to move outside roads. Road transport systems have high maintenance costs, both for the vehicles and infrastructures. They are mainly linked to light industries where rapid movements of freight in small batches are the norm.

Rail transportation. Railways are composed of a traced path on which are bound vehicles. They have an average level of physical constrains linked to the types of locomotives and affected by the gradient. Heavy industries are tra