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A comment on Joyous Africans Take to the Rails, with China’s Help. Parent comment

Re:Joyous Africans Take to the Rails, with China’s Help by Symbiote on Thursday February 09, 2017 @02:51AM (#13605367)
Correct. They can also return energy when braking, although it usually helps to have a decent density of trains running at the same time.
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