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

• Analysis of the underframe sinking of hydraulic support in fully mechanized mining face
  综采工作面液压支架底座扎底分析
• 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。
• 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
• With the finite element method, the comparison and analysis of structure strength with several schemes are made in structure type and dimensions of the depressed center underframe.
  通过有限元对结构形式和尺寸进行了多方案结构强度比较分析，最后确定凹底架的结构形式为折角式。
• 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。
• 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
• 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
• 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。
• 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。