Aeroplane and Commercial Aviation News, 78. kötet1950 |
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28. oldal
... direction until it is time to look for more lift . Gliders are usually flown at an airspeed of about 40 m.p.h. , but since so much time has to be spent circling . cross - country speeds are slow . In still air it is difficult to average ...
... direction until it is time to look for more lift . Gliders are usually flown at an airspeed of about 40 m.p.h. , but since so much time has to be spent circling . cross - country speeds are slow . In still air it is difficult to average ...
7. oldal
... direction at Muntadas : - Winds of under 9 m.p.h .... Winds of over 9 m.p.h. but under 18 m.p.h .... 41 per cent ... direction was completed in 1946 . It is being used to handle traffic temporarily until the other run- ways are ...
... direction at Muntadas : - Winds of under 9 m.p.h .... Winds of over 9 m.p.h. but under 18 m.p.h .... 41 per cent ... direction was completed in 1946 . It is being used to handle traffic temporarily until the other run- ways are ...
24. oldal
... DIRECTION OF BIRD'S MOVEMENT REACTION OF AIR ON WING TRAJECTORY FORCE APPLIED BY BIRD Fig . 1. - Take - off downstroke . the wing and reduces the drag . At the same time the secondary feathers ( the main chordwise feathers ) tend to ...
... DIRECTION OF BIRD'S MOVEMENT REACTION OF AIR ON WING TRAJECTORY FORCE APPLIED BY BIRD Fig . 1. - Take - off downstroke . the wing and reduces the drag . At the same time the secondary feathers ( the main chordwise feathers ) tend to ...
Tartalomjegyzék
reduction over the previous year and in 194950 a further | 1 |
has gone up to 7825800 from 5465010 in the previous | 4 |
MATTERS OF MOMENT | 10 |
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