2 ms·
some comparison between the two http://forum.nasaspaceflight.com/index.php?topic=36590.0 http://forum.nasaspaceflight.com/index.php?topic=36590.0
by dharma1 12y ago
some comparison between the two
http://forum.nasaspaceflight.com/index.php?topic=36590.0 http://forum.nasaspaceflight.com/index.php?topic=36590.0