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

• Optimization and Stability Analysis on Big Underframe of Large Scale Depressed Center Flat Car
  大型凹底平车大底架结构的优化及稳定性分析
• 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
• 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。
• Analysis of assembly welding techniques for center sill and underframe of the 18.4 m container flat wagon
  18.4m集装箱平车中梁、底架组焊工艺分析
• Reason analysis of cracking in DPU-30 locomotive underframe and its improvement
  DPU-30型机车底架裂纹和改进的分析研究
• 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。
• Development of Tank Car without Underframe
  无底架罐车的发展
• Then select the corresponding modules based on the underframe assembly into 3D models.
  然后根据实际要求选择相应的模块，组装成底架的三维模型。
• 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
• The impacts of transverse and longitudinal shrinkage of welding seam on underframe positioning.
  以及焊缝横向、纵向收缩对底架定位的影响。