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

• 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 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。
• 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
• 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 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。
• Analysis of the Optimized Model Selection of Large Underframe on Schnabel Car Type D 38
  D（38）型钳夹车大底架结构优化选型分析
• 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。
• Early diesel loco often is designed as lower power and running speed with stronger underframe strength, but as higher diesel power and running speed is needed, advanced weight-lighten requirements was raised up.
  早期内燃机车功率小、运用速度较低，车体底架强度设计得很大。随着机车功率的加大和运用速度的提高，对机车车体轻量化提出了较高的要求。
• 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
• 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