What does it mean?
Technology
Business
Society
Internet
Authority
Science
Various
World
Medical
ECM
means Engine Control Module in
NASA
Similar to ECM
A/A
- Air to Air
A/C
- Aircraft
A/C
- Associate Contractor
A/C
- Air Conditioning
A/D
- Analog-to-Digital
A/E
- Architectural and Engineering
A/E
- Activity Elements
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