| Acronym | Meaning |
![](file.png) | PDB | Performance Data Book |
![](file.png) | PDB | Power Distribution Box |
![](file.png) | PDC | Predefined Command |
![](file.png) | PDC | Procurement Document Change |
![](file.png) | PDCR | Proprietary Data Control Record |
![](file.png) | PDCS | Power Distribution And Control System (Subsystem) |
![](file.png) | PDF | Pocket Dosimeter FEMA |
![](file.png) | PDH | Pocket Dosimeter High |
![](file.png) | PDH | Pocket Dosimeter-High |
![](file.png) | PDI | Payload Data Interleaver |
![](file.png) | PDI | Payload DePloyment And Retrieval System |
![](file.png) | PDL | Pocket Dosimeter Low |
![](file.png) | PDL | Pocket Dosimeter-Low |
![](file.png) | PDL | Procedure Distribution List |
![](file.png) | PDL | Program Design Language |
![](file.png) | PDM | Processor Data Monitor |
![](file.png) | PDM | Pulse Duration Modulation |
![](file.png) | PDM/FM | Pulse Duration Modulation/Frequency Modulation |
![](file.png) | PDP | Plasma Diagnostics Package |
![](file.png) | PDP | Postinsertion Deorbit Preparation |
![](file.png) | PDP | Preliminary Definition Plan |
![](file.png) | PDP | Procurement Data Package |
![](file.png) | PDP | Program Development Plan |
![](file.png) | PDP | Project Definition Phase |
![](file.png) | PDR | Preliminary Data Requirements |
![](file.png) | PDR | Preliminary Design Review |
![](file.png) | PDR | Processed Data Recorder |
![](file.png) | PDR | Program Design Review |
![](file.png) | PDR | Program Director's Review |
![](file.png) | PDRD | Procurement Data Requirements Document |
![](file.png) | PDRL | Procurement Data Requirements List |
![](file.png) | PDRM | Payload Deployment And Retrieval Mechanism |
![](file.png) | PDRS | Payload Data And Retrieval System |
![](file.png) | PDRS | Payload Deployment And Retrieval System |
![](file.png) | PDRS | Payload Deployment And Retrieval System(s) |
![](file.png) | PDRSS | Payload Development And Retrieval System Simulator |
![](file.png) | PDRSTA | Payload Deployment And Retrieval System Test Article |
![](file.png) | PDS | Package Data System |
![](file.png) | PDS | Partitioned Data Set |
![](file.png) | PDS | Power Distribution System (Subsystem) |
![](file.png) | PDS | Problem Data System |
![](file.png) | PDU | Pilot Display Unit |
![](file.png) | PDU | Power Drive Unit |
![](file.png) | PDU | Power Drive Unit |
![](file.png) | PDU | Pressure Distribution Unit |
![](file.png) | PDU | Pulse Detection Unit |
![](file.png) | PDV | Pressure Disconnect Valve |
![](file.png) | PE | Project Engineer |
![](file.png) | PEAP | Personal Egress Air Pack |
![](file.png) | PEB | Performance Evaluation Board |