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

• Terms for railway vehicle parts; underframe, underframe for electric locomotives.
  有轨机动车部件的名称。底盘。电动机车的底盘。
• 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
• Structural design of electric locomotive car body underframe
  电力机车车体底架结构设计
• 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 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。
• 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。
• Development of Tank Car without Underframe
  无底架罐车的发展
• 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。
• Measures to prevent concentrated loading on front part of underframe in two legs hydraulic powered support& Application of offset valve in hydraulic power system of hydraulic powered support
  两柱式液压支架防止底座前端集中受载的措施&支架液压系统中补偿阀的应用
• 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。