Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsH.S. King & Company, 1874 - 264 стор. |
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... increases , 132 • Wings , their form , etc. All wings screws , structurally and functionally , 136 • The wing , during its action , reverses its planes , and describes a figure - of - 8 track in space , 140 • The wing , when advancing ...
... increases , 132 • Wings , their form , etc. All wings screws , structurally and functionally , 136 • The wing , during its action , reverses its planes , and describes a figure - of - 8 track in space , 140 • The wing , when advancing ...
Сторінка iii
... increases , Wings , their form , etc. All wings screws , structurally and functionally , 132 136 The wing , during its action , reverses its planes , and describes a figure - of - 8 track in space , 140 The wing , when advancing with ...
... increases , Wings , their form , etc. All wings screws , structurally and functionally , 132 136 The wing , during its action , reverses its planes , and describes a figure - of - 8 track in space , 140 The wing , when advancing with ...
Сторінка vii
... increases , • • The wing area decreases as the size and weight of the volant Wings , their form , etc. All wings screws , structurally and 132 functionally , 136 • · The wing , during its action , reverses its planes , and describes a ...
... increases , • • The wing area decreases as the size and weight of the volant Wings , their form , etc. All wings screws , structurally and 132 functionally , 136 • · The wing , during its action , reverses its planes , and describes a ...
Сторінка 7
... increasing as the medium to be traversed becomes less dense . It , however , does not essentially differ from the other two , and I shall be able to show in the following pages , that the materials and forces employed in flight are ...
... increasing as the medium to be traversed becomes less dense . It , however , does not essentially differ from the other two , and I shall be able to show in the following pages , that the materials and forces employed in flight are ...
Сторінка 8
... increasing in size as the medium to be traversed becomes less dense and the fulcrum more movable . Thus terrestrial animals have smaller travelling surfaces than amphibia , amphibia than fishes , and fishes than insects , bats , and ...
... increasing in size as the medium to be traversed becomes less dense and the fulcrum more movable . Thus terrestrial animals have smaller travelling surfaces than amphibia , amphibia than fishes , and fishes than insects , bats , and ...
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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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