| Acronym | Meaning |
 | ITU | International Telecommunications Union |
| PSN | Piano Spaziale Nazionale |
| SEC | Science Executive Committee |
| RIDGE | Ridge Interdisciplinary Global Experiment |
| VM/CMS | Virtual Machine/Conversational Monitor System |
| IR-RAD | Infrared Radiometer |
| SCST | State Committee On Science & Technology |
| GONG | Global Oscillations Network Group |
| TLLMES | The Institute For Integrative And Multidisciplinary Earth Studies |
| NSSL | National Severe Storms Laboratory |
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