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airworthiness certification
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airworthiness certification
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airworthiness certification
适航审定
适航当局依据适航法规标准,在全寿命周期内对民用航空产品(包括其部件、系统)进行的审查、监督和管理,确保其具有可接受的最低安全水平。
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Desargues circle theorem
Desargues crater
Desargues graph
Desarguesian configuration
Desarguesian geometry
Desarguesian lattice
Desarguesian plane
Desarguesian space
Desargues system
Desargues theorem
desaturase
desaturation
desaturator
descaling
descant
Descartes
Descartes crater
Descartes-Euler polyhedral formula
Descartes folium
Descartes formula
Descartes' method of doubt
Descartes oval
Descartes, René
Descartes rule of signs
Descartes snark
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