#. If the track you have to do is short out more economical to do so by road. If the route to be traveled is the average distance, it is best to use rail and water. However, to transport materials to Laras distances should use the pipeline. So everything is cheaper.
READING A GRAPH (more difficult)
martes, 27 de abril de 2010
Publicado por Aldara Garcia Ibañez en 12:41
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