Before revision: Although many terms are uniform across different nations and companies, they are by no means universal, with differences often originating from parallel development of rail transport systems in different parts of the world .
After revision: , and in the national origins of the engineers and managers who built the inaugural rail infrastructureAlthough many terms are uniform across different nations and companies, they are by no means universal, with differences often originating from parallel development of rail transport systems in different parts of the world .