查询词典 suspension bridge

To reduce the number of cross certifications, a special CA—bridge CA is specially used to build cross certifications with root CAs of every PKI domain. Through bridge CA, to set up trust relationship with other PKI domains, every PKI domain only needs to make cross certification between its root CA with the bridge CA.

但各CA之间相对独立、分散，缺少统一的管理与接口，各CA之间无法连通，信任无法传递，造成了较多的信任孤岛，给基于PKI技术的应用的拓展造成了很大困难，也限制了PKI技术的普及与良性发展。

Of the property of haven, carriage circuitry convenient the international trade center that the international of be in harmony of main basis; that the fixed position with the government sector is affirmatory bridgehead carries center, banking center, message center to be an organic whole, the; of main function fixed position that is bridge tower is based on even cloud harbor this just about and be by establish bridge of new Asia-Europe mainland east bridge tower.

港口的性质、运输线路的便捷和政府部门的定位是确定桥头堡的主要依据；融国际运输中心、金融中心、信息中心为一体的国际商贸中心，是桥头堡的主要功能定位；连云港正是基于此而被确立为新亚欧大陆桥东桥头堡。

At the same time,this paper conclude that the deviation limit standard of each testing project for the box double-bridge crane,and present the new method that processing crane main girder deflection of the box double-bridge crane by straining wire rope,the new method that preventing and eliminating the box double-bridge crane running defect by wheel track circular measure.

总结出：箱形双梁桥式起重机运行缺陷各检测项目的极限偏差标准。获得了：处理箱形双梁桥式起重机主梁挠度的新方法—拉钢丝绳法；预防和消除箱形双梁桥式起重机运行缺陷的新方法—圆弧轮、轨法。

The company applied for registration of trademark in 2005 with the brand Zhixianglian. Zhixianglian people, in the infant stage of the company's development, combine the texts with graphics of globe, bridges and ribbons to encourage the staff to grow bigger, stronger and more sustainable. The bridge in the image was referenced with the circular segment of the Zhaozhou Bridge, implicating Zhixianglian people's admiration to the perfect quality of the ancient arch bridge that is still standing after 1,400 years. The ribbon is in golden color, which represents the values of credibility. All the elements in the logo design collectively give a connotation that reads "quality and credibility may pave the way for success."

二OO五年，"质相连"字号申请了国家商标注册，雏形时期的质相连人为了激励自己做大、做强、做久，将"质相连"字号与地球、桥梁、纽带组合成图形，图形中连接你我的桥梁参照赵州桥五孔形态，示意我们质相连人崇尚它一千四百年固在的完美品质，纽带为金色，代表诚信的价值，商标整体图形就是一段文字：她告诉人们只要把质量和诚信都做好的人，地球处处变通途。

In the light of the characteristics of the steel girder structure,construction conditions of the Bridge and natural environment where the Bridge is located,the scientific,economic and reliable construction techniques were formulated and the zero error of closing the steel girder s of the Bridge was achieved just .

根据钢梁的结构、施工条件和自然环境特点，制定科学、经济、可靠的施工技术，在不施加外力的情况下，仅通过调整三向位移实现钢梁合龙的零误差。

Tied arch bridge is a bridge that has the outline of concinnity and is fit for building in the city or on the soft clay ground, which possesses the important status in the domestic and foreign history of bridge building. Its construction method and design theory are already comparatively mature and perfect.

系杆拱桥作为一种具有优美外形同时又适合在城市或软土地基上修建的桥型，在国内外桥梁建筑史上都占有十分重要的地位，其施工方法和设计理论都已经比较成熟和完善。

To resolve this problem, we'll reel outwards drive across the bridge to the intermediate surface of variable-speed drive wheel with two wheels of processed into 30 °, the increase in friction with Groove, even if such a belt would not have had; the diameter of 6 mm, spin out to o-rubber belt changed out with Burr corn-cob o-shaped belt; crossing the bridge to another variable-speed drive belt pulley to roll out of the book, two rounds of the belt pulley turned into 1/2 inch, using chain drive sprocket, and fixed machinewe side wall to cross the bridge wheel seat side wall plate processing growth holes for adjust tension pulley and sprockets.

为解决这个问题，我们将分切机朝外传动面传动到中间过桥变速皮带轮的两轮加工成30°的带槽，增加摩擦力，这样皮带即使松了也不会打滑；直径6mm的O型橡胶皮带改成外面带毛刺的聚氨酯O型皮带；过桥变速皮带轮的另一个传动到出书辊的皮带轮，两轮改成1/2英寸的链轮，采用链条传动，再将固定在机器侧墙板的过桥轮座侧墙板孔加工成长孔，可任意调整皮带轮与链轮的松紧。

The dynamic equations were derived for the vehicle-bridge coupled system with an axial force of bridge based on D Alembert's principle and the assumed mode method. The numerical results were obtained by Newmark-β method. Dynamic responses of the system caused by axial forces of bridge and speed of vehicle were discussed respectively.

应用达朗贝尔原理和振型分解法，建立了在桥梁轴向力作用下车-桥系统的动力学方程，利用Newmark-β方法，对车桥耦合问题进行数值求解，比较分析了桥梁轴向力、车速等对系统动力学响应的影响。

The main works are as follows: 1 The developingt history of the traffic load on bridges is represented. Typical bridge codes in some countries are discussed and these traffic load models are comparative analyzed. Analysis shows that the influence of layout axle for the total traffic load effect on bridge gradually becomes smaller with the increase of bridge span. So most national norms use the distributed load as the equipollent load of traffic load.

主要内容包括下面几个方面： 1阐述了桥梁汽车荷载发展的简史，讨论了部分国家典型的桥梁汽车荷载设计规范，并对这些荷载模型进行了对比分析，分析表明随着桥跨的增大，车轴布置对桥梁整体荷载效应的影响逐渐变小，因而大部分国家的规范都把均布荷载作为车辆的等代荷载。

S regards the light floating bridge for Xinfeng River Bridge construction, the drum-shape pontoons of the bridge rolled with steel plates are used as the principal carrying system that takes advantage of water buoyancy.

bstract 新丰江特大桥轻型浮桥采用钢板卷制成圆桶状的浮鼓，利用水浮力形成主要承重系统，并在其上铺设槽钢和钢板护栏等，形成桥面通行系统，介绍该桥的设计与施工工艺。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"