The origin of hot-air baloons
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A historical overview of hot-air balloons, from their early use as military signals in China to the first manned flight in 1783 France and the development of modern balloons in the 1950s
Hujjat haqida
- Kategoriya
- Amaliy ishlar | Ingliz tili
- Format
- DOCX
- Hajmi
- 6 bet
- Fayl hajmi
- 24.16 KB
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- Qo'shilgan
- 18.01.2026
