DBCI means Decibels with respect to a Circularly-polarized Isotropic radiator in
NASA
Similar to DBCI
A/C - Air Conditioning
A/D - Analog-to-Digital
A/E - Architectural and Engineering
A/E - Activity Elements
A/F - Air-to-Fuel Ratio
A/FM - Air/Firing Mechanism
A/G - Air to Ground
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