时间：2014-06-12 09:44来源：蓝天飞行翻译 作者：航空词典
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upset recovery upset rate uprated cruise upper-surface transition upper wing upper wall upper vane upper tube upper triangular matrix upper tab upper surface upper state upper stage rocket motor upper spoiler upper skin upper side upper shaft upper section upper right upper portion upper part upper panel upper pair of vane upper limit upper interface upper duct upper combustor wall upper boundary upper bound upper airfoil upper airfoil surface technology upgrade upgrade mission FLARED AN ASPOC current protection level Birdstrikes up-command link Lockbolt fasteners up-conversation up- stream uorohexane uorohexane isomer uorocarbons uorescence yield uorescence signal uorescence line sielectric |
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