User:Rent A Troop/Celebrate the Century Express
Celebrate the Century Express[1]
References[edit]
- ^ "All Aboard! Celebrate The Century Express Education Train Tour" (pdf). USPS. May 18, 2000. pp. Page 1 of 104. Retrieved 2009-03-25.
http://findarticles.com/p/articles/mi_m1215/is_9_200/ai_559301
Auto-transmission[edit]
beginning paragraph revision
Automatic transmission (commonly "AT" or "Auto") is a gearbox that can automatically change gear ratios through hydraulic oil pressure, centrifigual force, or manual control by the operator. Manual transmission being the opposed version change gear ratios automatically as the vehicle moves, freeing the driver from having to shift gears manually. Similar but larger devices are also used for heavy-duty commercial and industrial vehicles and equipment.
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