| Acronym | Meaning |
 | RADM | Regional Acid Deposition Model |
| BBC | British Broadcasting Corporation |
| METEOR | Multiple Experiment Transporter Into Earth Orbit And Return |
| AL/PIRD | AL Personnel |
| ARINC | Aeronautical Radio |
| HRSO | High Resolution Solar Observatory |
| SPPS | System Plot Package Simulator |
| METROMEX | Metropolitan Meteorological Experiment |
| IRIS | Italian Research Interim Stage |
| IRAS | Infrared Astronomical Satellite |
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