2 Questions 2 Answers 0 Followers
Questions related from Saman Firouzian
It should be mentioned there are other different profiles for this type of rail (e.g. UIC 54 E1, E2 and etc.) ad I want to know is there any truthful sources indicating resistance per kilometers...
16 September 2019 1,189 0 View
Any help; information, document, book and so on, will be appreciated.
15 October 2015 5,842 3 View