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Minggu, 18 Mei 2008

Railways

Rail transport is the transport of passengers and supplies by means of wheeled vehicles mainly intended to run down railways.A railway/railroad track includes of two parallel iron rails, usually anchored vertical to beams, termed sleepers or ties, concrete, or steel to keep a steady space apart, or gauge. The rails and perpendicular beams are normally then placed on a base made of concrete or

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