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
- the building has a steel skeleton
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 - 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。 - 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。 - 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。 - 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 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 - 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 - 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