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Rival powers jockey for the lead in hypersonic aircraft

The US, China and Russia are pouring money into aircraft that can fly at five times the speed of sound.

from BBC News - World https://ift.tt/3lzayFi
Rival powers jockey for the lead in hypersonic aircraft Rival powers jockey for the lead in hypersonic aircraft Reviewed by TUNI ON LINE CENTER AMBIKAPUR on अगस्त 31, 2020 Rating: 5

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