牵引的

SIBAS16 traction control unitis one of the key equipments of the microcomputer control system of Line 1 Metro Shanghai.

0引言SIBA S-16牵引控制单元是一种模块化的带有微处理器的控制单元，用于控制地铁列车斩波器的工作，以实现合理有效的牵引和制动[1]。

The amplitude of acceleration parallel to tractional direction is about ten times as that of acceleration in vertical direction for test points on soil.

地基中测点平行于牵引方向的加速度幅值大约是垂直牵引方向的加速度幅值的10倍。

ABSTRACT A Clinical and Experimental Study on Trifocal Distraction Osteogenesis for Reconstruction of Segmental Mandibular Defects

探讨三焦点牵引成骨技术在下颌骨骨段缺损功能性重建中的应用，研究三焦点牵引成骨的成骨规律、特点和重建骨种植义齿修复的可行性。

The comparison to the interferential voltage in ballast track shows that the steel bar net of ballastless track enlarges the rail current proportion in traction current in certain degree, which raise the rail interferential voltage from the traction current slightly.

与有砟轨道的干扰电压进行对比分析的结果表明：无砟轨道钢筋网络在一定程度上增大了钢轨回流在牵引回流中的比例，使得牵引电流对轨道电路的干扰电压略有增大。

The machine has the advantages of big conveying capacity, high hoisting height, stable and reliable running and long working life. Its performance and parameter accord with JB3926—85 'Vertical Bucket Elevator', which consults the international standard and advanced foreign standard and the towing circle chain accords with MT36—80 'High-Strength Circle Chain for Mine'. The machine is applicable for conveying the power, grain and block materials, such as coal, cement, block, sand, clay and ore. The bucket elevator is allowed to convey materials with high temperature with the special circle chain structure.

该类提升设备具有输送量大，提升高度高，运行平稳可靠，寿命长显著优点，其主要性能及参数符合JB3926——85《垂直斗式提升机》（该标准等效参照了国际标准和国外先进标准），牵引圆环链符合MT36——80《矿用高强度圆环链》，本提升机适于输送粉状，粒状及小块状的无磨琢性及磨琢性小的物料，如：煤、水泥、石块、砂、粘土、矿石等，由于提升机的牵引机构是环行链条，因此允许输送温度较高的材料。

Via the sample of erecting a steel girder bridge of 62.8 m span by float tow , the article summarizes the main technique point of the method of assembling tow boat, the process of float dragging beam, the setting up scaffold, disposal of tow and stepping equipment , calculation of float dragging stability, the fastening of hang up pole E3A3 etc, also make suggestion on the dragging equipment selection, the selection of float dragging support point and so on.

通过对跨度为62 8m钢桁梁浮拖架设的尝试，对浮拖架设中的浮拖船结构和组装、浮拖法施工步骤、膺架搭设、牵引和走行设备布置、浮拖稳定性检算、挂杆E3A3加固等主要技术环节进行了总结，并对牵引设备的选用、浮拖支承点位置选择等有关方面提出建议。

In order to realize multi-locomotive traction and enhance the capability of locomotive freight,a multi-locomotive wireless synchronous control system for SS3B type locomotive is designed with the technology of wireless communication and controller area network.

中文摘要：铁路运输是国民经济的大动脉，为了实现多机牵引，提高列车的货运能力，采用无线通信技术和CAN控制器局域网络技术设计了一套针对SS3B型电力机车的多机牵引无线同步控制系统。

Simulation results of systems with V,v connection, three-phase-to-four-phase connection and single YN,dl 1-275 connection are showed in this paper. The proposed configurations of cophase AT power supply systems, balance compensation methods, comprehensive detecting reference currents are proved to be true and feasible.

针对本文给出的同相牵引供电系统，基于Matlab/Simulink建立了仿真模型，给出了V，y接线、三相变四相平衡接线和单台YN，d11-275接线的同相AT牵引供电系统仿真结果，仿真结果证实本文给出的同相AT供电系统结构

Electric traction has become the development orientation of rail traffic traction power.

交通是社会经济运行的大动脉，轨道交通又一直是我国交通运输业的主体，而电力牵引已经成为轨道交通牵引动力的发展方向。

Regression equal between traction resistance and partial sphere height, bottom circle radium was set up to explore the effect of two evident factors(height and bottom circle radium of the partial sphere) on traction resistance by optimum calculation.

采用二次回归试验设计的方法，建立了球冠高度和球冠底圆半径大小与牵引阻力间的回归方程，进行了优化计算，进一步考察了球冠高度和球冠底圆半径大小两个显著性因素对牵引阻力的影响规律。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐