| 释义 |
- See also
450th may refer to: - 450th Bombardment Wing, an inactive United States Air Force unit
- 450th Expeditionary Flying Training Squadron (450 EFTS), a provisional United States Air Force unit assigned to the 322d Air Expeditionary Group
- 450th Intelligence Squadron (450 IS), an intelligence unit located at Ramstein AB, Germany
See also- 450 (number)
- 450, the year 450 (CDL) of the Julian calendar
- 450 BC
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