查询词典 cross beam

Meanwhile, the variation of the cross-section in width and height has significant effect on the distribution of the moment and the deflection of the beam and on the displacement and the velocity of the mass.

同时，横截面宽度和高度的变化对简支梁上弯矩分布、挠度分布、刚性质量块的位移和速度都产生了明显的影响。

The shear and bending moment of beam cross-section were calculated by the internal function of Excel.

根据Excel的内置函数求梁在横截面上的剪力和弯矩。

The company is mainly engaged in development, manufacturing, sales instrumentation, instrumentation control valves, wire and cable, cable tray, and fiber fiber optic cable and other products, after years of product structure adjustment, and has formed instrumentation including thermal resistance, thermocouple, bimetal thermometer, temperature transmitter, pressure gauge, pressure transmitter, level gauge, level transmitter, instrument pipe valves, temperature, pressure, flow, level series fieldbus instrumentation products; wires and cables including power cables, high temperature silicon rubber cables, inverter cables, control cables, computer cables, cross-linked power cable, steel core aluminum twisted line, fire-retardant cables, heating cables, railway signaling cable, fire cable, marine cable, wire compensation, compensation cables, cable tray series wire and cable products; communications center beam tube fiber optic cable, including fiber optic cable, twisted layer type optical cable, ribbon fiber optic cable, ADSS fiber optic cable and wiring products; business for many years was rated "provincial-level contracts and keep promise in advanced enterprise","provincial advanced enterprises to pay taxes according to law","Bank Credit AAA Grade Enterprise","provincial-level high-tech Enterprise "," China Electronics hundred enterprises "," National Association of temperature instrumentation,"" National cable exemption Products "and other honorary titles.

公司主要从事开发、制造、销售仪器仪表、仪表管阀件、电线电缆、电缆桥架、和光纤光缆等产品，经过多年的产品结构调整，已形成仪表包括热电阻、热电偶、双金属温度计、温度变送器、压力表、压力变送器、液位计、液位变送器、仪表管阀件、温度、压力、流量、液位现场总线等系列仪器仪表产品；电线电缆包括电力电缆、高温硅橡胶电缆、变频电缆、控制电缆、计算机电缆、交联电力电缆、钢芯铝绞线、阻燃电缆、伴热电缆、铁路信号电缆、防火电缆、船用电缆、补偿导线、补偿电缆、电缆桥架等系列电线电缆产品；通信光缆包括中心束管光缆、层绞式光缆、带状光缆、ADSS光缆及其配线系列产品；企业连续多年被评为"省级重合同守信用先进企业"、"省级依法纳税先进企业"、"银行资信AAA级企业"、"省级高新技术企业"、"中国电子百强企业"、"全国温度仪表协会理事"、"国家电缆免检产品"等荣誉称号。

The company is mainly engaged in development, manufacturing, sales instrumentation, instrumentation control valves, wire and cable, cable tray, electrical control cabinets, instrument panel and the optical fiber and cable and other products, after years of product structure adjustment, and has formed WZ series instrumentation including thermal resistance, WR Series thermocouple, WSS series bimetallic thermometer, SWB temperature transmitter, pressure gauge, TYB pressure change delivery device, UHZ level gauge, level transmitter, speed transducer and flow transmitter, instrument control valves, temperature, pressure, flow, speed, level series fieldbus instrumentation products; wire and cable including power cables, high temperature silicon rubber cables, inverter cables, control cables, computer cables, cross-linked power cable, ACSR, fire-retardant cables, heating cables, railway signaling cable, fire cable, marine cable, wire compensation, compensation cables, cable tray series wire and cable products; communications center beam tube fiber optic cable, including fiber optic cable, twisted layer type optical cable, ribbon cable, ADSS fiber optic cable and wiring products; business for many years was rated "provincial contract Shou credit advanced enterprises "," provincial advanced enterprises to pay taxes according to law "," Bank Credit AAA Grade Enterprise "," provincial-level high-tech enterprise "," China Electronics hundred enterprises "," National Association of temperature instrumentation "," National Cable exemption Products "and other honorary titles.

公司主要从事开发、制造、销售仪器仪表、仪表管阀件、电线电缆、电缆桥架、电气控制柜、仪表盘和光纤光缆等产品，经过多年的产品结构调整，已形成仪表包括WZ系列热电阻、WR系列热电偶、WSS系列双金属温度计、SWB温度变送器、压力表、TYB压力变送器、UHZ液位计、液位变送器、速度变送器和流量变送器、仪表管阀件、温度、压力、流量、速度、液位现场总线等系列仪器仪表产品；电线电缆包括电力电缆、高温硅橡胶电缆、变频电缆、控制电缆、计算机电缆、交联电力电缆、钢芯铝绞线、阻燃电缆、伴热电缆、铁路信号电缆、防火电缆、船用电缆、补偿导线、补偿电缆、电缆桥架等系列电线电缆产品；通信光缆包括中心束管光缆、层绞式光缆、带状光缆、ADSS光缆及其配线系列产品；企业连续多年被评为"省级重合同守信用先进企业"、"省级依法纳税先进企业"、"银行资信AAA级企业"、"省级高新技术企业"、"中国电子百强企业"、"全国温度仪表协会理事"、"国家电缆免检产品"等荣誉称号。

The influence of the cross—fire of signals in the LSSDV three—beam measuring model is analysed in detail. According to the characteristics of the model, the idea that arranging optical system and receiving system properly so that the cross—fire of signals can be neglected is presented.

详细分析了LSSDV三光束测量模型中信号串扰影响问题，根据该模型的特点，提出了适当布置光学系统和接收系统的位置，可以忽略信号串扰影响的新见解。

Oxygen ion beam of 6.0 MeV was selected as incident ion, and the ERD spectra were detected at the angle of 30°, then the cross-sections for O to D and T are Rutherford cross section under this experiment condition.

以6.0 MeV O粒子作为入射粒子，在30°方向上探测反冲粒子，在此实验条件下，O粒子对D、T的碰撞截面为卢瑟福截面。

Haihe River Bridge opened by the East and West Approach and the main bridge consists of three parts, the main bridge structure is designed to enact rotary steel beam, the net cross 68 meters, turning radius of 35 meters, beam rotation angle of 85 degrees, at the international bridge in the same belong to large-scale, long-span bridges of legislation to open one of the rotor.

海河开启桥由东西引桥和主桥三部分组成，主桥结构设计为立转式钢结构悬臂梁，净跨68米，转动半径为35米，梁端转动角度为85度，在国际同类桥梁中属于大规模、大跨径的立转式开启桥之一。

First, on the basis of sufficient study on the constructive condition of the main bridge of Tianxingzhou Bridge, different types of cross section of the steel truss beam, relationship between the length of steel beam node and quantity of steel, the shape of pylon, the form of anchorage and the structural system of the main bridge of Tianxingzhou Bridge are analysed.

本文以天兴洲大桥主桥的设计为研究对象，较为详细的研究了以下内容：首先，在充分研究天兴洲大桥具体建桥条件的基础上，研究了不同主桁断面形式，比较了各种节间长度对受力及用钢量的影响，分析了主塔的形式和索的锚固方式，对比分析主桥总体布置的不同方案，同时还对主桥下部结构方案进行对比分析；然后，对不同铁路结合桥面布置方案进行了对比研究，并计算了推荐方案在不同荷载工况下的受力状况。

The main research contents are as follows:1. Through massive calculation, analysis and comparison, sum up the similarities and differences between the special-shaped cross sections and rectangular cross sections in mechanical features, between reinforced concrete special-shaped columns and rectangular columns in load-bearing capacity, ductility performance and provide necessary basic concepts and data for further understanding the characteristics of the special-shaped columns;2. Through massive elastic calculations and elasto-plastic analysis, under the preconditions of satisfying the code's requirements for axial compression ratio, limit value of lateral displacement and load-bearing capacity of normal section,oblique section and beam-column joint, under circumstances of different intensity of earthquake, structure dead weight, sort of site and column grid bay dimension, the variation regularity of maximum suitable height of structure, and thus sum up the maximum suitable height of structure for code for the purpose of macro-control while deciding the design scheme;3. Make a preliminary study on the stress feature of reinforced concrete special-shaped column and Z-shaped column of which the ratio of limb length to limb thickness is between 4~5 ,and the preliminary design method is suggested;4. Through elato-plastic time history dynamic analysis of typical projects, check up the weak storey of the special-shaped column structure and yielding, breaking and collapse mechanism to satisfy the earthquake resistant requirement to buildings of remaining stand under strong earthquake;5. Derive for project use simplified calculation formula of vibration period, suitable vibration period, suitable rigidity of special-shaped column structure through theoretical analysis, and provide an easy and practical method for deciding the structure scheme economically, safely and reasonably;6. Based on the study achievements in theory and massive analysis and calculations of this paper, sum up the regularities of inner force, deformation of special-shaped column structure and seismic conceptual design, and thus the suggection of seismic design of special-shaped column structures is presented.

本文研究的主要内容如下：通过大量的计算、分析和对比，总结出异形截面与矩形截面在力学特性、钢筋混凝土异形截面柱与矩形截面柱在承载能力、延性性能等方面的异同，为深入了解异形截面柱的特点提供必要的基本概念和数据；通过大量的弹性及弹塑性计算分析，在满足规程对轴压比、侧移限值及正截面、斜截面、节点承载力抗震验算要求的前提下，在不同抗震设防烈度、结构自重、场地类别及柱网开间尺寸情况下最大适宜高度的变化规律，并在此基础上总结归纳出异形柱结构的最大适用高度规定，可用于规程，以便于在确定方案时起到宏观控制的作用；对肢长与肢厚比在4～5的钢筋混凝土异形截面柱及Z形柱的受力特点进行初步探讨，提出初步的设计方法；通过对典型工程的弹塑性动力时程分析，检验异形柱结构的薄弱层及屈服、破坏、倒塌机制，以达到建筑物大震不倒的抗震设防要求；通过理论分析，推导出异形柱结构自振周期，以及适宜自振周期、适宜刚度的工程实用简化计算公式，为经济、安全、合理地确定结构方案提供简便实用的方法；在本文理论分析、计算以及大量的研究成果基础上，总结归纳出异形柱结构内力、变形的规律及抗震概念设计内容，并在此基础上提出异形柱结构的抗震设计建议。

The implementation of the cross section function of the beam is a difficult poi- nt in the optimum design of structures consisting of bar, membrane and beam elem- ents.

梁截面函数的处理是杆、膜、梁组合结构优化设计的一个难点。

Next time I see you,I shall give you a black eye.

下次我看见你，我会打你一顿。

In this paper,design scheme of classification system of wood surface color is established.

提出了木质板材颜色分类的系统设计方案。