Air Force Instruction 33-321, Communications and Information Authentication of Air Force Records*AIR FORCE*RECORDS MANAGEMENTPOLICIESDOCUMENTSINSTRUCTIONS.This document explains what Air Force records are and tells how to authenticate them.*AIR FORCE...
If Newton had stood far awa1r,he might have thought, no, maybe the heavens are pushing the apple dor"'n. Heaven's force is actr-rally .pushing apples and other objects to the earths's surface, and is also pushing the earth itself, as well as aII o.her planets, around the sun in...
The Air Force Nuclear Weapons Center at Hill Air Force Base in Utah has awarded Lockheed Martin a $996 million, 16-year contract for the Mark 21A reentry vehicle, which will carry nuclear weapons on the planned LGM-35A Sentinel intercontinental ballistic missile. The contract "provides for ...
Log mean temperature difference is a parameter used to calculate the driving force of heat transfer in flow systems, especially heat exchangers. It gives the logarithmic average of the temperature difference between the hot and cold flows at each end of the heat exchanger. 3. Results and ...