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並前往https://www.forbes.com/sites/lorenthompson/2019/11/08/ten-things-we-know-for-sure-about-the-air-forces-secret-b-21-bomber/

Ten Things We Know For Sure About The Air Force's Secret B ...

Raider will replace Northrop Grumman's B-2 “flying wing” in the penetrating part of the strategic nuclear mission assigned to heavy bombers.

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