The Simulmatics Corporation opened for business on February 18, 1959, in an office rented by Edward L. Greenfield, the company’s thirty-one-year-old president, on an upper floor of a building at the ...
How brilliant a military leader are you? One of the most important battles of the U.S. Civil War -- and indeed of all U.S. history -- was the battle of Gettysburg. During the three days of July 1-3, ...
Abstract: the solid-state DC circuit breaker based on power electronic devices has the advantages of short action time, long service life, etc., and has a wide range of application scenarios in the ...
Abstract: With the continuous construction of China’s rail transit system, circuit breakers, as critical equipment for protecting system safety, have become increasingly important in fault diagnosis ...
After the Great Recession of 2008 forced government bailouts of some of the biggest U.S. companies, Federal Reserve leaders turned to Anna Paulson, who headed economic research at the Chicago Federal ...
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