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

• 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
• 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
• Simulation Test and Research for Angle Scheme of Depressed Center Underframe of Depressed Center Flat Car Type D 26
  D（26）型凹底平车凹底架折角方案模拟试验研究
• 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。
• 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
• Thanks for allowance stress and displacement of the underframe, continuous structural optimization is made on it by means of the optimization functions of I-DEAS.
  由于大底架结构强度、刚度储备比较大，我们使用I-DEAS软件的Optimization模块对其进行了连续变量结构优化设计。
• The small underframe structure is the main load-bearing body in tare special car.
  钻井架，未安在载货汽车上小底架是特种车辆中的主要承载部件。
• 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 structure design of bending portion of depressed center flatcar underframe is a key technological problem.
  凹底平车的弓型凹底架，其弯角部的结构设计，是凹底平车设计中的关键技术问题。
• 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。