underframe

英

美

n.  底架（框）

复数：underframes　第三人称单数：underframes　

英英释义

noun

• the internal supporting structure that gives an artifact its shape
  1. the building has a steel skeleton
  Synonym:skeletonskeletal frameframe

双语例句

• In this paper, the recent development of coal car with aluminium carbody and advantage of coal car with channel form underframe and trend of reformation from steel carbody to aluminium carbody.
  介绍铝制车体运煤车的最新发展，槽形底架煤车的优点，以及钢制车体煤车改造成铝制车体的动向。
• The paper presents the structure and manufacture requirements of the center-depressed underframe assembly for 320-ton center-depressed flat wagon.
  介绍了320t凹底平车凹底架组成的结构及制造要求。
• Problems Existing in the Underframe Structure of the K Type Coal Hopper Car and Suggestions for Improvement
  K型煤炭漏斗车底架结构存在的问题及改进建议
• The center sill of railway wagons underframe is the major component of bearing wagon, but also the major component of bearing traction during transport. Center sill quality directly affects the performance of wagon and traffic safety.
  铁路货车车体底架的中梁是车辆承载的主要部件，也是车辆在运输过程中承受牵引力的主要部件，中梁的质量直接影响到货车的使用性能和行车安全。
• Effect of Mesh Sizes on Welding Deformation Prediction Precision of Buicks Underframe Assembly
  网格尺寸对别克轿车副车架总成焊接变形预测精度的影响
• The Finite Element Calculation on the Underframe Strength of Railway Tank Cars
  铁路罐车底架的有限元强度计算
• Design of Bending Scheme of Depressed Underframe of Depressed Car
  凹底平车凹底架折角方案设计研究
• Condition-based maintenance of locomotives Development of Tank Car without Underframe
  机车的状态修无底架罐车的发展
• This article offers the analysis of the small underframe structure in the well car and the calculation of its stability as well.
  文中对特种车辆小底架进行了结构分析及稳定性计算。
• The article makes a description of assembly spot welding processes of the center sill and underframe, and the assembling techniques for the locking device and the wooden floor as well. It is instructive to the manufacture of XN 17A flat cars.
  介绍了XN17A平车的中梁组焊工艺、底架组焊工艺、锁闭装置组装及木质地板组装工艺，对XN17A平车生产具有指导意义。