查询词典 truss

To clear the stress relations between bridge decks and the steel tube truss stiffening girder of Zhongxian Yangtze River Bridge, this paper establishes two kinds space analysis model for this bridge, namely: the interaction model of the bridge decks work with the stiffening girder together and the traditional model not work with the stiffening beam.

为了明确忠县长江大桥桥面板与钢管桁架加劲梁的受力关系，本文建立了两种空间分析计算模型，即；桥面系参与加劲梁受力的共同作用模型和不参与加劲梁受力的传统模型。

The curved bottom chords of the trusses were developed to maintain the roof's sleek profile and to minimize truss depth, maximizing transmission of natural light from the clerestory windows that surround the building.

为了使从建筑物周围天窗窗口传来的自然光最大化，桁架弯曲的底弦被开发来维护屋顶的光滑外形，和使桁架深度减到最小。

The paper includes:The author calculate the structures inner force and displacement of the free end , analyze the influence of the height and the value of pretress of cable by making use of ANSYS 9.0 soft, pose the concept of critical prestress,conclude the function relation between displacement of the free end, initial strain and the height of cable ,analyze the dynamic properity and point out that Newmark-β method should be adopted when we analyze the dynamic properity of the cable-stayed spatial structure with direct integral test to guarantee the contribution of high mode,finally conclude the functional relation among coefficient of earthquake inner force, initial strain and the height of cable, wish to get some helpful conclusion applied to cable-stayed spatial truss design.

本文系统介绍了斜拉空间桁架竖向地震反应的分析理论与方法、详细分析了斜拉空间桁架结构在静力和竖向地震作用下的受力性能，主要内容包括：利用通用有限元软件ANSYS9.0计算了斜拉空间桁架在静力和竖向地震作用下内力及自由端位移分布规律并得出地震内力系数与节间位置、预应力以及斜拉索高度之间的函数关系；详细分析了斜拉索中施加的预应力以及斜拉索高度的变化对于该种结构内力及自由端位移的影响并提出了斜拉空间桁架的临界预应变概念，进而得到了自由端位移与初始预应变以及斜拉索高度的函数关系，即：△=-(40h+2180)ε+9.8；分析了该种结构的动力性能，并指出：在时域内采用直接积分法计算该种结构的动力响应时，应该考虑采用不引起振幅率减小的Newmark-β法，以保证高阶模态响应的贡献仍然保留在响应中而不致于被忽略。

Cable reel with slip ring collector truss structure to pass a carbon brush power, so that a continuous power supply and smooth.

电缆卷筒采用集电滑环一碳刷架结构传递电能，使供电连续、平稳。

Based on the structure reliability analysis and results of structural optimization theory,the performance function and computative method of reliability index of the homogeneous truss structure under certain failure mode were derived and given,respectively.

以结构可靠性分析和结构优化理论成果为基础，推导得到匀质杆件结构在特定失效模式下的功能函数，给出这一特定失效模式下结构可靠度指标的计算方法。

Earthquake responses of space truss connected arches as an engineering project lying on the top of a highrise building are analyzed in this paper.

摘 要：本文结合工程实例，对位于高层建筑顶部装饰用异型网架的结构设计与地震反应进行了分析。

The project for the future oilfield contract tower truss swing bridge and laid a solid foundation ...

这项工程为今后中原油田承揽摇摆塔式桁架桥奠定了坚实基础。。。。

If your current placement methods involve the use of a 2x4, truss screed, or "Magic Screed", it can be placed more efficiently using a CopperHead Laser Screed.

如果您的当前位置的方法包括把2x4，桁架找平，或"魔术熨平"，它可以放在更有效地使用用铜斑蛇激光整平机。

In this dissertation, the roof of certain tube-truss gymnasium was studied, we can find that the arrangement of the structure is reasonless, and the unsubstantial shore can not stand the large counterforce at the end support.

本文通过对某中学体育馆管桁架屋盖结构进行分析，发现了原方案在结构布局上不合理，且下部较薄弱的支撑柱难以承受较大的支座反力。

The full stress optimizes the application in connecting a design of greenhouse with; Even the experimental study of the only warm environment of winter of a plastic greenhouse; Intensify the current situations and trends of raising pig"s craft development; The scale beasts and birds cultivate the technical research progress of the environmental project; Effective way utilized in recycle treatment of the beasts and birds offal; The nourishing oral liquid culture current situation of Japan and new technology; Engineering of animal husbandry of our country and industrialized development are 20 years; Technological economic analysis that heat energy retrieves in winter of chicken coop of North China; Connect large-scaly with the design and test of the natural day-lighting of a chicken coop; Even the experiment research of the environment of summer of a chicken coop; The pig house cools the current situation of technological application study in summer; Application and design of the vertical ventilating system of pig house; The evaporation of agricultural building cools the current situation and prospect of technological study and application; Of our country the South open to cool the question summer in chicken coop; Vertical air current organization that ventilated of chicken coop; Innovation and Development of China"s Animal Husbandry project Science and Technology; The pig farm of scale is raised in the shed and raised the clean production technology mode scattered to study; the Project of the cow is raised in the shed in the scattered fence; Give up and raise sheeps new craft mode to visit for the first time in scale; The piglet keeps the case warm one degree of characteristics of playground of body temperature is studied; Structure optimization of the joining type pig house of roof truss of light steel; Lose electrical power such nearly one hundred as the impact on airtight type hot wet environment of pig house ,etc.

满应力优化在连栋温室设计中的应用；连栋塑料温室冬季光温环境的试验研究；集约化养猪工艺发展的现状与趋势；规模化畜禽养殖环境工程技术研究进展；畜禽废弃物的资源化利用的有效途径；日本的营养液栽培现状及其新技术；我国畜牧工程技术与产业化发展20年；华北地区鸡舍冬季热能回收的技术经济分析；大型连栋鸡舍自然采光的设计与测试；连栋鸡舍夏季环境的实验研究；猪舍夏季降温技术应用研究现状；猪舍纵向通风系统的应用与设计；农业建筑蒸发降温技术研究与应用的现状与展望；我国南方开放式鸡舍的夏季降温问题；鸡舍纵向通风的气流组织；中国畜牧工程科学技术的创新与发展；规模化猪场舍饲散养清洁生产工艺模式研究；奶牛舍饲散栏饲养工程工艺研究；规模化舍饲养羊新工艺模式初探；仔猪保温箱体温度场特性研究；拱型轻钢屋架猪舍的结构优化；夏季停电对密闭式猪舍热湿环境的影响等近百篇。专著与教材：《家畜环境与设施》《畜牧工程——科技创新与发展》《可食用观赏植物》《园艺设施学》《林果花菜设施快速栽培技术》《农业生物环境与能源工程》《居室花卉装饰》《现代温室技术》《中国养鸡学》等。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了