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"Barrage balloon" nghĩa là gì?
26 May, 2023
"Barrage balloon" có barrage là phòng ngự -> từ này nghĩa là khinh khí cầu lớn được buộc xuống mặt đất để ngăn chặn máy bay địch bay thấp; hàng rào bóng phòng không.
Ví dụ
The cables tethering (cột lại) them to the ground were lethal for low-flying aircraft, which had to fly above and around them. Barrage balloons became an iconic (biểu tượng) feature of the Blitz.
Goodyear Aircraft Co. of Akron had been conducting secret tests on a barrage balloon designed to defend an area against aerial (trên không) attack.
“We may put on a new type of rigging or just stronger ropes,” Goodyear balloon expert J.F. Cooper said. The barrage balloon rose again that summer for more testing. A year later, the Ohio sky was teeming with them.
Floating barrage balloons over a specific area prevented (phòng chống) enemy aircraft from flying close enough to target the area from directly overhead with bombs or strafing fire.
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