US regulators granted the operator of Virgin Galactic’s SpaceShipTwo a licence even though they had spotted failings in its assessment of the potential for human error to cause a catastrophic crash, an investigative hearing has heard.
一調查聽證會得知，美國監管機構已向維珍銀河(Virgin Galactic)「宇宙太空船2號」(SpaceShipTwo)的營運商發放許可，儘管他們發現該公司在評估人爲失誤可能導致災難性墜毀方面存在過失。
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