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29. oldal
We've never had this problem - though we've done well over 3,500 stalls during development and demonstration flying ... by with mod- erate wing sweep and thickness and so have avoided the stability problems of higher- speed aircraft .
We've never had this problem - though we've done well over 3,500 stalls during development and demonstration flying ... by with mod- erate wing sweep and thickness and so have avoided the stability problems of higher- speed aircraft .
5. oldal
The somewhat exotic problems of space flight occupied more than half the papers and , although of absorbing interest , were hardly applicable to our everyday lives at present . First and most important were the problems of a closed ...
The somewhat exotic problems of space flight occupied more than half the papers and , although of absorbing interest , were hardly applicable to our everyday lives at present . First and most important were the problems of a closed ...
6. oldal
With supersonic aircraft the problem would appear to be soluble on the North Atlantic by the crews doing the return ... The problems of air traffic controllers , their training , environmental conditions of work , subjectivity to stress ...
With supersonic aircraft the problem would appear to be soluble on the North Atlantic by the crews doing the return ... The problems of air traffic controllers , their training , environmental conditions of work , subjectivity to stress ...
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