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11 godz. temu · High-speed rail (HSR) is a type of rail transport network utilizing trains that run significantly faster than those of traditional rail, using an integrated system of specialized rolling stock and dedicated tracks.While there is no single standard that applies worldwide, lines built to handle speeds above 250 km/h (155 mph) or upgraded lines in excess of 200 km/h (125 mph) are widely ...
11 godz. temu · Palmdale is a city in northern Los Angeles County in the U.S. state of California.The city lies in the Antelope Valley of Southern California.The San Gabriel Mountains separate Palmdale from the Los Angeles Basin to the south.. On August 24, 1962, Palmdale became the first city in Antelope Valley. Forty-seven years later, in November 2009, voters approved making it a charter city.
