作者nzcym

CIA 應該不只搞出 U-2或是SR-71, 還有 Corona, KeyHole 照相偵察衛星
1. http://www.keyhole.com/index.html

2. http://www.space.com/news/secret_sat_021113.html

3. http://www.nro.gov/corona/sysinfo2.htm

4. http://en.wikipedia.org/wiki/Corona_(satellite)