Acquisition Program Baseline
Accounting Principles Board
All Points Bulletin
Advanced Processor Build
Advisory Policy Board
Advanced Peripheral Bus
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Adaptive Prediction Backwards
Army Packaging Board
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Auditing Practices Board
Auxiliary Power Breaker
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Academic Planning and Budget
Academic Planning Board
Acquisition Project Baseline
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Actuarial Practices Bulletin
Administrative Panel on Biosafety
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Advanced PCI Bridge
Advanced Pouring Box
Advanced Process Build
Agricultural Products Board
Air Portable Bridge
Airlift Planning Branch
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All Points Bulliten