I-Northrop Grumman, enye yeziqhwaga zamasosha aseMelika, ihlole ngempumelelo injini kagesi enamandla kunazo zonke ye-US Navy, umkhumbi wokuqala emhlabeni ongu-36.5-megawatt (49,000-hp) high-temperature superconductor (HTS) umkhumbi ophehla injini kagesi, ngokushesha okuphindwe kabili kune isilinganiso samandla e-US Navy...
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