- 問題詳情:Asweknow,itisnoteasytobuildasatellite.Buildingatraditionalsatellitenormallytakesyears.Thecostscanbeashighas$250millionormore.Mostmembersofthedesignteamshaveworkedinthefieldforalongtime.Theyholdadvanceddegreesinmath,science,orengineering.Butth...
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