1 រដូវ
40 ភាគ
Battle Stations - Season 1 Episode 37
With its origins in single wing experimentation carried out in Germany in the 1930s, and continuing through cutting edge aviation research in the 1950s and 60s, the B-2 was developed under a cloak of secrecy.
- ឆ្នាំ: 2006
- ប្រទេស: United Kingdom, United States of America
- ប្រភេទ: Documentary
- ស្ទូឌីយោ: History
- ពាក្យគន្លឹះ: technology, airplane
- នាយក:
- ខាស: