Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsH.S. King & Company, 1874 - 264 стор. |
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Сторінка
... birds not necessary to flight , 115 • How balancing is effected in flight , 118 • Rapidity of wing movements partly ... bird's wing describes an ellipse , The wing capable of change of form in all its parts , 147 • 147 · The wing during ...
... birds not necessary to flight , 115 • How balancing is effected in flight , 118 • Rapidity of wing movements partly ... bird's wing describes an ellipse , The wing capable of change of form in all its parts , 147 • 147 · The wing during ...
Сторінка viii
... bird ; their articular surfaces , movements , etc. , 178 Traces of design in the wing of the bird ; the arrangement of the primary , secondary , and tertiary feathers , etc. , 180 • birds , The wing of the bird not always opened up to ...
... bird ; their articular surfaces , movements , etc. , 178 Traces of design in the wing of the bird ; the arrangement of the primary , secondary , and tertiary feathers , etc. , 180 • birds , The wing of the bird not always opened up to ...
Сторінка xii
... bird , · · Figures showing the positions assumed by the wing of the bird during the up and down strokes ( side view ) , The positions assumed by the wing of the insect as it hastens to and fro and describes a figure - of - 8 track , The ...
... bird , · · Figures showing the positions assumed by the wing of the bird during the up and down strokes ( side view ) , The positions assumed by the wing of the insect as it hastens to and fro and describes a figure - of - 8 track , The ...
Сторінка xiii
... bird during the down and up strokes ( front view ) , Analysis of the movements of the wing , The kite - like action ... bird , 174 , 175 , 176 The muscles , elastic ligaments , and feathers of the wing of the bird , The flight of the ...
... bird during the down and up strokes ( front view ) , Analysis of the movements of the wing , The kite - like action ... bird , 174 , 175 , 176 The muscles , elastic ligaments , and feathers of the wing of the bird , The flight of the ...
Сторінка 3
... bird , and that the evolutions of the bird on the wing are quite as safe and infinitely more rapid and beautiful than the movements of either the quadruped on the land or the fish in the water . What , in fact , secures the position of ...
... bird , and that the evolutions of the bird on the wing are quite as safe and infinitely more rapid and beautiful than the movements of either the quadruped on the land or the fish in the water . What , in fact , secures the position of ...
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Animal Locomotion; Or, Walking, Swimming, and Flying: With a Dissertation on ... James Bell Pettigrew Попередній перегляд недоступний - 2016 |
Загальні терміни та фрази
action aërial albatross angle animals arms and legs arrangement artificial wave artificial wing ascends backwards ball-and-socket joint bat and bird biped body bones Borelli Compare with fig concave Cornhill Crown 8vo depressed described dugong Edition elastic ligaments elbow-joint elevating and propelling ellipse elytra extended feathers feet femur fins fish flexed flexible flexion flight flying foot fore hind horizontal direction humerus inclined planes increased insect wing joints kite less lever limbs locomotion long axis manner Marey membranous ments motion move movements muscles muscular muscular system natural wing oblique oscillate ostrich Paternoster Row pectoral fins pinion porpoise portion position posterior extremities posterior margin posterior or thin Price produced Prof quadruped rapid remarkable resistance root rotation screw sea-bear shoulder-joint side speed spiral swimming tail thick margin tion travelling surfaces trunk twisting upward direction upwards and forwards velocity vertical vibrate walking wave wing waved track weight
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