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مشاهدة النسخة كاملة : Energy upgrade of 3,000 rail carriages planned


BECKHAM
23-09-2015, 09:17 AM
Swiss Federal Railways (SBB) plans to upgrade 3,000 passenger carriages to improve their energy efficiency over the next five years.

for more... (http://www.thelocal.ch/20150923/sbb-plans-energy-upgrade-of-3000-carriages)