منابع مشابه
Dr . Bernard Ferrier , Dr . John Duncan UAV Deck Recovery Stability Analysis
A manned or unmanned helicopter-ship qualification program (Dynamic Interface Testing) evaluates, improves, and/or develops all aspects of shipboard helicopter compatibility. Issues addressed during a test may include the adequacy, effectiveness, and safety of shipboard aviation support facilities and helicopter recovery procedures. Manned and unmanned aircraft share a number of common issues a...
متن کاملDr H. S. Davidson
interests of this ancient Society; we recall the occasions on which, by means of papers and discussion, he contributed so profitably to our deliberations out of his large experience; but we remember, perhaps, more even than these, the appeal of a personality that charmed us alike by its simplicity, its sympathy and its sincerity. The loss the Society has sustained in the death of Davidson is a ...
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ژورنال
عنوان ژورنال: Nature
سال: 1948
ISSN: 0028-0836,1476-4687
DOI: 10.1038/161386a0