1 A. Butler, Air Force Mulling Replacement for Aging, MaintenanceNeedy KC135, Insidethe Air Force, May 4, 2001.2 Departm,
RS20941_Tag内容描述：
1、1 A. Butler, Air Force Mulling Replacement for Aging, MaintenanceNeedy KC135, Insidethe Air Force, May 4, 2001.2 Departm。
