Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsH. S. King & Company, 1873 - 264 стор. |
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Сторінка 9
... advance without the extremities , so the extremities cannot advance without the body . The double rolling movement is necessary to con- tinuity of motion . If there was only one movement there would be dead points or halts in walking ...
... advance without the extremities , so the extremities cannot advance without the body . The double rolling movement is necessary to con- tinuity of motion . If there was only one movement there would be dead points or halts in walking ...
Сторінка 10
... advance simultaneously , and alternate with the left leg and right arm , which likewise advance together . This gives rise to a double twisting of the body at the shoulders and loins . The legs and arms when advancing move in curves ...
... advance simultaneously , and alternate with the left leg and right arm , which likewise advance together . This gives rise to a double twisting of the body at the shoulders and loins . The legs and arms when advancing move in curves ...
Сторінка 11
... advance without the extremities , so the extremities cannot advance without the body . The double rolling movement is necessary to con- tinuity of motion . If there was only one movement there would be dead points or halts in walking ...
... advance without the extremities , so the extremities cannot advance without the body . The double rolling movement is necessary to con- tinuity of motion . If there was only one movement there would be dead points or halts in walking ...
Сторінка 12
... advance simultaneously , and alternate with the left leg and right arm , which likewise advance together . This gives rise to a double twisting of the body at the shoulders and loins . The legs and arms when advancing move in curves ...
... advance simultaneously , and alternate with the left leg and right arm , which likewise advance together . This gives rise to a double twisting of the body at the shoulders and loins . The legs and arms when advancing move in curves ...
Сторінка 22
... advance in a straight line . The form , strength , density , and elasticity of the skele- ton varies in relation to the bulk and locomotive power of the animal , and to the media in which it is destined to move . " The number of ...
... advance in a straight line . The form , strength , density , and elasticity of the skele- ton varies in relation to the bulk and locomotive power of the animal , and to the media in which it is destined to move . " The number 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 blades body bones Borelli Compare with fig concave convex Crown 8vo depressed described downward dugong elastic ligaments elbow-joint elevating and propelling ellipse elytra extended feet fins fish flexed flexible flexion flight flying foot force gannet glide hind horizontal direction humerus inclined planes increased insect wing joint kite less lever limbs locomotion long axis manner Marey motion move movements muscles muscular muscular system natural wing nervures oblique oscillate ostrich pectoral fins pinion porpoise portion position posterior margin posterior or thin produced quadruped rapid remarkable resistance right arm root rotation sail screw sea-bear shoulder-joint side speed spiral swimming tail thick margin tion travelling surfaces trunk twisting universal joint upward direction upwards and forwards velocity vertical vibrate walking waved track weight wing descends
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