| 释义 |
- References
{{AFC submission|t||ts=20190208124400|u=Preotale|ns=118|demo=}}Airline streamlining standardized an airlines fleet of aircraft. This is efficient due to economy of scale, simplifies pilot credentialing and standardizes point-to point flights. (https://www.flightglobal.com/news/articles/analysis-american-moves-on-streamlining-widebody-fl-447455/) References |