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
- 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。 - 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 - 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。 - 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 - 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 - 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 - 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 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。 - 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