114 PEC definitions

Program Element Code 
Predicted Environmental Concentration 
Product Engineering Code 
Product Engineering Codes 
Pennsylvania Environmental Council 
perfect electrical conductor 
Photo Electric Cell 
Plant Equipment Code 
Proposal Evaluation Committee 
Passive Experiment Carrier 
Passive Experiment Carriers 
Passive Experiment Container 
Perfect Electric Conductor 
Performance Evaluation Committee 
peritoneal exudate cell 
perivascular epithelioid cell 
Personal Equipment Connector 
Plasma Effects Compatibility 
Priesthood Executive Committee 
Primary Enterprise Controller 
Production Equipment Code 
Productivity Enhancement Complex 
pyrogenic exotoxin C 
Pacific Command Electronic Intelligenc… 
Pacific East Asia Cargo Airlines 
Pacific Educational Conference 
Packaged Electronic Circuit 
PACOM ELINT Center 
Pakistan Engineering Council 
pancreatic endocrine cells