2:01 pm, June 15, 2014
submitted by 13-th [link] [comment]
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10:05 am, September 9, 2013
http://www.youtube.c...h?v=QfxrQFDLWdw
1. forward movement
2. uphill movement
3. downhill movement
4. mixed movement
5. hull rotation
sorry, i don`t know insert movie.......
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