холодостоикии ленточныи конвеиер
U.S. GAO B-2 Bomber: Cost and Operational Issues. Pursuant to a legislative requirement, GAO reviewed the B-2 bomber, focusing on the current status of cost and operational issues.GAO noted that: (1) the total cost of the B-2 appears to have stabilized; (2) the Air Force has reported that the total estimated B-2 acquisition costs (development, procurement, and military construction) decreased ...