A striped racer, also known as the California whipsnake, is a species of non-venomous snake native to the coast and foothills of California. It is a long, slender, and fast-moving snake, identified by its distinctive stripes running down the length of its body. They primarily feed on lizards and small rodents. The scientific name for this species is Masticophis lateralis.
Block system
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A system by which the track is divided into short sections, asof three or four miles, and trains are so run by the guidance ofelectric, or combined electric and pneumatic, signals that no trainenters a section or block until the preceding train has left it, asin absolute blocking, or that a train may be allowed to followanother into a block as long as it proceeds with excessive caution,as in permissive blocking.
Block system meaning & definition 1 of Block system.
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