2011年5月9日 · The B-1R is a proposed replacement for the B-1B fleet.[16] Boeing's director of global strike integration, Rich Parke, was first quoted about the "B-1R" bomber in Air Force Magazine.[17] Parke said the B-1R (R stands for "regional") would be a Lancer with advanced radars, air-to-air missiles, and Pratt & Whitney F119 engines (originally ...