It's shorthand for above sea level. A term generally used to define how the top on Earth is to a certain position.
00:46, 15 January 2013
A highly maneuverable fighter plane used during World War I ...
The Boeing 747-8 Intercontinental is a wide-body commercial ...
Qatar Airways Company Q.C.S.C. operating as Qatar Airways, ...
A new Lockheed Martin concept plane that is able to fly up ...
Paved surface, usually rectangular and of defined extent, ...
Designed by British architect Dame Zaha Hadid, the Beijing ...
0
Terms
Blossaries
3
Followers
51
1
64
6
16
4
40
47