☆ Yσɠƚԋσʂ ☆@lemmy.ml to Technology@lemmy.mlEnglish · 8 个月前China is designing a silent supersonic airplane to win the next era of commercial flightwww.fastcompany.comexternal-linkmessage-square12fedilinkarrow-up119arrow-down11
arrow-up118arrow-down1external-linkChina is designing a silent supersonic airplane to win the next era of commercial flightwww.fastcompany.com☆ Yσɠƚԋσʂ ☆@lemmy.ml to Technology@lemmy.mlEnglish · 8 个月前message-square12fedilink
minus-squaremaster5o1@lemmy.nzlinkfedilinkarrow-up1·edit-28 个月前Aren’t they fairly quiet to the passengers? (the sound being behind the plane)
Aren’t they fairly quiet to the passengers?
(the sound being behind the plane)