查询词典 span loading

And the future of the bridge will be longer, bigger and more flexible direction, the bridge will also pay more attention to aesthetics and environmental protection. 50, New China has made rapid progress bridge the development of dual-use rail road towards a long-span bridges, re-loading, high-speed direction.

而未来的桥梁将向更长、更大、更柔的方向发展，也将更加注重桥梁美学及环境保护。50年来，新中国桥梁建设取得了突飞猛进的发展，公路铁路两用桥向着大跨度、重荷载、高时速方向发展。

The flexural capacity, deformation and failure modes of beams with different parameters can be analyzed using the program, such as types of plan and prestressed tendons(extrenal prestessed tendons, internal unbonded prestressed tendons, internal bonded prestressed tendons), jacking and effective stress in external prestressed tendons, configuration of the deviators, properties of tendon, ratio of span to effective depth of the beam and load pattern, initial loading state at tendon jacking, etc.(3) Nonlinear behaviors of the concrete beam prestressed with external or internal unbonded tendons were studied by the program developed.

本程序可以对任意截面型式的预应力(体外预应力筋、体内无粘结预应力筋、体内有粘结预应力筋)混凝土梁和普通钢筋混凝土梁进行非线性全过程数值分析计算，程序可以就转向块的布置方式、体外预应力筋纵断面形状、体外筋有效预应力的大小及材性、张拉预应力筋时梁的持荷状态等因素对体外预应力混凝土梁在外荷载作用下的强度、变形特征、破坏模式等的影响进行分析研究。

In this paper,a research on the reinforced concrete full-scale three-span continuous slabs under fire was carried out,which underwent the normal loading.

引 言钢筋混凝土结构目前是我国建筑工程中应用最为广泛的结构形式，对钢筋混凝土结构抗火性能及灾后处理的研究是非常有实际意义的。

The commercial buildings are of characters of large space, span and loading.

此类商业建筑均具有大空间，大跨度，荷载大的特点。

Mainly farmers house wall loading, structural span of unscientific norms.

主要原因是农宅墙体承重、结构跨度等不科学规范。

20 Tons of Loading Bridge whose span length is 40 meters, and as well as various large-scale, special pieces of metal structures, for a total of more than 20 types of categories, nearly hundreds of varieties and thousands of specifications.

5－20吨、跨度40米装卸桥以及各种大型、特种金属结构件，共计20多个类别近百个品种、几千个规格

For results are tested to be good,back analysis is therefore an effected way to determine the lining loading of large span tunnel,which can give reference to similar engineering projects.

结合长沙市天际岭隧道工程实例，对施工监控量测资料进行了反分析，提出了大跨隧道衬砌荷载的确定方法，为类似工程条件衬砌荷载的确定提供了参考，同时，指出反分析法是确定大跨度隧道衬砌荷载的有效方法。

Bailey bridge(also be named Compact panel bridge) is a standard bridge equipment, adopted extensively and the most popular in the world, possessing the features of simple structure, convenient transport, speedy erection and easy disassembling capacity, great stability and long fatigue life being capable of an alternative span, loading capacity and mixture form to erect all kinds and usage of Temporary Bridges, emergency bridges and fixed bridges.

贝雷桥是世界上应用广泛最为流行的一种桥梁，它具有结构简单、运输方便、架设快速、分解容易的特点，同时具备承载能力大、结构刚性强、疲劳寿命长等优点。它能根据可选择的跨径组合成各种类型和各种用途的临时桥、应急桥和固定桥。

Main factor determining the characteristics of a loading vehicle is its dynamometer characteristics. Currently common dynamometers couldn't meet the low speed and high load requirements of a loading vehicle and make the power absorbing system structure complicated and the test procedure complex.

决定负荷车特性的主要因素是测功机特性，目前常见的测功机不能满足负荷车低速大负荷加载要求，并使负荷车功率吸收系统结构复杂，试验操作繁琐。

The core issue of nutrient control was focused and the dynamic studies on phosphorus pollution of the whole watershed were conduced: 1 to highlight the non-point source pollution control, which is the difficulties research subject of water resource protection; 2 to perfect the calculation method for phosphate input and output, providing important basis on decision making for nutrient control; 3 to establish database and water quality model, to predict the water quality response after different phosphorus control schemes realized; 4 to determine admissible phosphorus loading and control standard according to the quantitative relationship between the external force function (mainly the exotic nutrient salt concentration or loading) and internal nutrient state response, and to work out the effective and practical techniques for eutrophication control.

围绕营养盐控制的核心问题，进行全流域范围磷污染的动态研究：1）突出了目前我国水资源保护研究难点—非点源污染控制；2）完善了流域水库磷盐收支计算方法，为流域营养盐控制决策提供了重要依据；3）建立数据库和水质模型，预测了在实施不同磷削减控制方案后流域供水水质的响应情况；4）根据湖泊外力函数（主要是外来营养盐浓度或负荷）与湖库内营养状态响应间的定量关系，确定了磷允许负荷量及控制标准，提出了有效的富营养化控制实用技术。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。