| Acronym | Meaning |
 | GTCP | Global Tropospheric Chemistry Program |
| OPC | Optical Propagation Conference |
| ASL | Above Sea Level |
| CCRI | Climate Change Research Initiative |
| IAA | International Academy Of Astronautics |
| PROPHET | Program For Research On Oxidants |
| PRC | People's Republic Of China |
| AFS | Auxiliary Feedwater System |
| DEWS | Doppler Electronic Weather Sensor |
| WOCE | World Ocean Circulation (or Climate) Experiment |
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