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• Bicycle
  ...end more sharply as it rolls on and off the cog, and it also forms a sharp angle at the chain tensioner. See Chapter 9 of "Bicycling Science" (Reference, be ...e one-way street systems, free-right turns, high capacity roundabouts, and slip roads. Other cities may apply active ''traffic restraint'' measures to lim
  53 KB (8,173 words) - 09:32, 25 September 2009

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