In this paper, the methods of dynamic characteristic and random vibration response analysis for the structure of tractor-trailer system are presented.
本文给出拖拉机-拖车系统结构动力特性与随机振动响应分析的实用计算方法。
The trailer has the advantages of simple structure, convenient and flexible transportation, safety, reliability and the like.
该拖车具有结构简单、运输方便灵活且安全可靠等优点。
The dynamic loads of engine in tractor-trailer unit are classified into four kinds with frequency structure.
拖拉机挂车机组工作时的动态载荷按其频率结构可分成四类。
The result is useful for designing and calculating semi-trailer and tractor that possesses the similar structure.
对类似结构的挂车或拖拉机等的设计和计算具有理论指导意义。
This paper presents parameter optimization of double-table turning structure, determination of trailer's draw bar length and hook positions of both the trailer and tractor.
详细介绍了双转盘转向结构的参数优化方法、平板拖车牵引杆长度及挂钩位置确定方法、牵引车挂钩位置确定方法，并对产生跟随性误差的原因进行了分析。
Described are the main technical parameters, general structure conditions and technical features of the q2txd-1 cantilever crane trailer car.
介绍了Q 2txd—1型悬臂吊拖车的主要技术参数、结构概况及技术特点。
Parts of the mechanical structure: this chapter introduced the design of manipulator and bogie phoning trailer honing rack, windlass, upper support frame, low support frame and roller etc in detail.
机械部分：本文主要详细介绍了机械手及行走机构、珩架拖动小车、珩架、卷扬机、上支架、下支架、滚轮等的设计。
Chassis of dump semi-trailer is beam-passing structure and longitudinal beam adopts flfor type or goose-neck type.
自卸半挂车车架均为穿梁式结构，纵梁采用平直式或鹅颈式。
Chassis of dump semi-trailer is beam-passing structure and longitudinal beam adopts flat type or goose-neck type.
自卸半挂车车架均为穿梁式结构，纵梁采用平直式或鹅颈式。
The frame-typed semi-trailer has the advantages of simple and reasonable structure, convenient operation and use, thus improving the transportation efficiency without impact on normal use thereof.
本实用新型结构简单、合理，操作使用方便，既提高了运输效率 又不影响其正常的使用。
The frame-typed semi-trailer has the advantages of simple and reasonable structure, convenient operation and use, thus improving the transportation efficiency without impact on normal use thereof.
本实用新型结构简单、合理，操作使用方便，既提高了运输效率 又不影响其正常的使用。
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