作者: LEVER 時(shí)間: 2025-3-22 00:15 作者: AWE 時(shí)間: 2025-3-22 03:40 作者: 工作 時(shí)間: 2025-3-22 06:48 作者: 絆住 時(shí)間: 2025-3-22 10:54
Infinitesimal and Finite Mechanisms, requirement. However, there are cases where just the opposite is required. In order to answer the question of rigidity we have to know the static-kinematic properties of the structure. In the forthcoming, these properties will be investigated for bar-and-joint assemblies, that is, for structures co作者: 裝飾 時(shí)間: 2025-3-22 16:32
Kinematic Bifurcation,egree of freedom (in our terms: the infinitesimal degree of freedom of a finite mechanism is greater than its finite degree of freedom). The sign of this is that the Jacobian matrix of the constraint functions has a rank deficiency. For a four-bar linkage with equal opposite bars, Litvin (1980) call作者: 裝飾 時(shí)間: 2025-3-22 19:36 作者: Conflagration 時(shí)間: 2025-3-22 22:41 作者: 烤架 時(shí)間: 2025-3-23 01:32
Deployable Structures978-3-7091-2584-7Series ISSN 0254-1971 Series E-ISSN 2309-3706 作者: JUST 時(shí)間: 2025-3-23 06:41
https://doi.org/10.1007/978-3-658-46034-1ystems has greatly evolved since the itinerant habitation of the first men. Nowadays it covers a wide range of applications, from the simple fisherman’s chair, to architectural projects and satellite components.作者: OWL 時(shí)間: 2025-3-23 13:11 作者: Pandemic 時(shí)間: 2025-3-23 14:50
Torben Karges,Tim Richter-HonsbrokDue to their small thickness, membranes can be easily bent, but are comparatively difficult to stretch. Hence, in studying the packaging of membranes it is normal to model them as inextensional plates of zero thickness.作者: THE 時(shí)間: 2025-3-23 18:23
https://doi.org/10.1007/978-3-662-69003-1In any structure the . relates the . to the . by the linear equations of equilibrium 作者: atopic-rhinitis 時(shí)間: 2025-3-24 00:17
Sprachanalytische WahrheitstheorienThe purpose of this chapter is to describe a general methodology for efficient and general computer simulation of deployable mechanical systems.作者: 雪崩 時(shí)間: 2025-3-24 03:13 作者: Accessible 時(shí)間: 2025-3-24 08:55
How to Fold a Membrane,Due to their small thickness, membranes can be easily bent, but are comparatively difficult to stretch. Hence, in studying the packaging of membranes it is normal to model them as inextensional plates of zero thickness.作者: overweight 時(shí)間: 2025-3-24 11:14 作者: 徹底明白 時(shí)間: 2025-3-24 15:24
Finite Element Simulation of Deployable Structures,The purpose of this chapter is to describe a general methodology for efficient and general computer simulation of deployable mechanical systems.作者: Chivalrous 時(shí)間: 2025-3-24 20:16 作者: Spina-Bifida 時(shí)間: 2025-3-25 00:22
978-3-211-83685-9Springer-Verlag Wien 2001作者: 小卷發(fā) 時(shí)間: 2025-3-25 07:03 作者: 報(bào)復(fù) 時(shí)間: 2025-3-25 11:22 作者: wreathe 時(shí)間: 2025-3-25 12:23
Torben Karges,Tim Richter-Honsbrokonics”. In each instance it’s probably fair to adopt the attitude of Lewis Carroll’s Humpty Dumpty and say that the meaning of all four words is whatever I want it to be — and in this instance I shall define the meaning of all four words as the same. Biomimetics is the technological outcome of the a作者: 傳染 時(shí)間: 2025-3-25 19:09 作者: 系列 時(shí)間: 2025-3-25 22:05 作者: 緯線 時(shí)間: 2025-3-26 00:40 作者: 財(cái)產(chǎn) 時(shí)間: 2025-3-26 06:54
Ph?nomenologische‘Erziehungswissenschaftegree of freedom (in our terms: the infinitesimal degree of freedom of a finite mechanism is greater than its finite degree of freedom). The sign of this is that the Jacobian matrix of the constraint functions has a rank deficiency. For a four-bar linkage with equal opposite bars, Litvin (1980) call作者: Hyperlipidemia 時(shí)間: 2025-3-26 10:08
https://doi.org/10.1007/978-3-658-46034-1stem had no rigidity, and its mechanisms could be activated with one of the cables. It was a kind of “ proto-form ”. In 1948, Kenneth Snelson worked with Richard Buckminster Fuller, in Black Mountain College. Fuller wanted to realize his idea of “ islands of compression inside a sea of tension ”. In作者: GENUS 時(shí)間: 2025-3-26 15:00
https://doi.org/10.1007/978-3-658-46034-1ystems has greatly evolved since the itinerant habitation of the first men. Nowadays it covers a wide range of applications, from the simple fisherman’s chair, to architectural projects and satellite components.作者: calorie 時(shí)間: 2025-3-26 18:13 作者: pessimism 時(shí)間: 2025-3-26 23:12
Book 2001roperly engineered deployable structures were used as stabilization booms on early spacecraft. Later on, more complex structures were devised for solar arrays, communication reflectors and telescopes. In other fields there have been a variety of developments, including retractable roofs for stadia, 作者: Peak-Bone-Mass 時(shí)間: 2025-3-27 01:25 作者: 辯論的終結(jié) 時(shí)間: 2025-3-27 08:33 作者: 咒語(yǔ) 時(shí)間: 2025-3-27 11:59 作者: 小故事 時(shí)間: 2025-3-27 16:17
0254-1971 he first properly engineered deployable structures were used as stabilization booms on early spacecraft. Later on, more complex structures were devised for solar arrays, communication reflectors and telescopes. In other fields there have been a variety of developments, including retractable roofs fo作者: GLARE 時(shí)間: 2025-3-27 18:42
Berufliche Fachrichtung Agrarwirtschaftor this because, provided that folding does not involve a significant amount of mid-surface stretching, the stresses due to bending can be made as small as required to avoid yielding of the material, by choosing a sufficiently small thickness for the shell. Two examples of this “new” type of deployable structures will be discussed in this chapter.作者: 顛簸地移動(dòng) 時(shí)間: 2025-3-27 23:27 作者: 地牢 時(shí)間: 2025-3-28 05:55 作者: 豐富 時(shí)間: 2025-3-28 09:41 作者: 鬧劇 時(shí)間: 2025-3-28 11:32
Elastic Folding of Shell Structures,or this because, provided that folding does not involve a significant amount of mid-surface stretching, the stresses due to bending can be made as small as required to avoid yielding of the material, by choosing a sufficiently small thickness for the shell. Two examples of this “new” type of deployable structures will be discussed in this chapter.作者: GRILL 時(shí)間: 2025-3-28 17:52 作者: DOSE 時(shí)間: 2025-3-28 18:47
Infinitesimal and Finite Mechanisms,ematic properties of the structure. In the forthcoming, these properties will be investigated for bar-and-joint assemblies, that is, for structures composed of straight bars and frictionless pin joints. Firstly, we survey the basic terms to be used in the analysis.作者: 流浪 時(shí)間: 2025-3-29 02:13 作者: sulcus 時(shí)間: 2025-3-29 03:23 作者: 北京人起源 時(shí)間: 2025-3-29 09:29
Stealing Ideas from Nature,pied from nature, or which represent characteristics of natural systems or their analogues. In 1966 R-G Busnel, of the animal acoustics laboratory in Jouy-en-Josas in France, organised a meeting on the theme “Biological models of animal sonar systems” in which the Office of Naval Research of the USA作者: 割公牛膨脹 時(shí)間: 2025-3-29 12:41 作者: propose 時(shí)間: 2025-3-29 17:04
Didaktik der Evolutionsbiologieextent) with the volume which your body occupies. A similar sort of parameter has been proposed for animals which feed by filtering particles out of the water (e.g. barnacles, sea anemones) or the air (e.g. a spider with its web). The longer, thinner and more mobile the limbs the greater the relativ作者: 朦朧 時(shí)間: 2025-3-29 22:55 作者: 600 時(shí)間: 2025-3-30 00:05 作者: 格子架 時(shí)間: 2025-3-30 07:48
almost an order of magnitude better resolution than before..As well as providing a more comprehensive and precise understanding of imaging through the atmosphere with large telescopes (both with and without AO), the new general theory also finds applications in the areas of laser communications and 作者: hankering 時(shí)間: 2025-3-30 11:21
2190-3018 missions in the Third International Conference on Advanced Computing, Networking and Informatics, 2015, held in Bhubaneswar, India during June 23–25, 2015..978-81-322-3416-6978-81-322-2538-6Series ISSN 2190-3018 Series E-ISSN 2190-3026 作者: 狂亂 時(shí)間: 2025-3-30 13:38 作者: 混合物 時(shí)間: 2025-3-30 18:05
Remote Sensing and Digital Image Processinghttp://image.papertrans.cn/r/image/826894.jpg作者: 瑣事 時(shí)間: 2025-3-30 22:53
https://doi.org/10.1007/978-3-662-26270-2Biologie; Darm; Gewebe; Haut; Knochenmark; S?uger
