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A pumpkin I picks up a pumpkin and wants to take it home. Oh！ The pumpkin is too big. I can’t take it home. ......
To improve the braking safety of automobiles, the author studied the effect of differential brake on the stabilities. To......
Monitoring tire pressure of cars and signaling abnormal conditions is an important means to prevent deadly accidents.Lar......
This paper adopts free interface modal synthesis method to divide the whole automobile model into many sub-structures an......
Existing research on the traction control system(TCS) mainly focuses on control methods, such as the PID control, fuzzy ......
Integration optimization of novel electric power steering system based on quality engineering theory
The dynamic model of a novel electric power steering (EPS) system integrated with active front steering function (the no......
A new longitudinal speed control strategy is proposed.It used the lateral jerk information as the feedback to predict th......
下面是一些在体育课上常用的英语口令,请同学们注意积累和记忆 快点! Hurry up!散开! Extend! 报数! Count off!解散! Dismi......
A newly found phenomenon of carved driving wheels of a rear-wheel-drive tractor used in an airport is discussed. The cir......
Structure and sowing principles of rice rope direct seeding machine are introduced. In order to test the machine’s work......
本文根据出土的稻谷、东汉时期的水田模型、一部分史料及一些老人的回忆等来分析、推测云南古代水力机械出现的大致时间,并简要描......
The original idea and shaping principle of locus shaping method for processing the aspheric optical parts are introduced......
This paper presents a MDOF (multi-degree-of-freedom) model to describe the vehicle motion, considering influences of fac......
According to differential geometry and gear geometry, the equation of meshing for small teeth difference planetary geari......
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本文系统研究了车桥耦合动力系统的分析方法。随着铁路技术的发展,车桥耦合动力分析日臻成熟,此类研究对评判桥梁设计方案、确保列......
To improve polishing quality and cope with the shortage of skilled workers for aluminum wheel-hub surface polishing, an ......
Shrinkage cavity may be detrimental to mechanical performances of casting parts.As a consequence,design engineers often ......
Ultraprecision grinding is an important approach to efficiently fabricate large complex optical mirrors, and five-axis g......
Pressure ripples in electric power steering (EPS) systems can be caused by the phase lag between the driver s steering t......
对某机车内燃机涡轮增压器导向叶轮的故障进行了分析，提出了采用激光熔覆法修复受损叶轮。通过对激光熔覆样品的拉伸与疲劳性能测试......
A 1 064-nm pulsed coherent Doppler lidar (CDL) prototype is developed to measure short range wind speed in the lower alt......
Future mobile communication systems aim at providing very high data transmission rates,even in high-mobility scenarios s......
The impulsive motion of a dynamically stabilized robot—Gyrover, which is a single-wheel gyroscopically stabilized robot......
In this paper, we investigate the control problem of autonomous bay parking system. We choose a referenced parking lot a......
Planetary wheel rolling on a coal-bed was simplified as rigid wheel rolling on the coal-bed with a rigid base when a Ver......
Experimental analysis on effect of grouser circumferential angle on motion performance of lunar rove
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
为了解车轮结构对转向架区域噪声的影响，本文基于RAYNOISE软件平台，建立转向架区域噪声预测模型。利用该模型，预测了转向架区域内侧及......
本文首先对二者联合运行的空气处理过程进行理论分析,进而在变新风工况下,对机组展开实验研究。实验结果表明:在加装转轮之后,机组......
Optimization Analysis of High Temperature Heat Pump Coupling to Desiccant Wheel Air Conditioning Sys
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给定两个图G1和G2,Ramsey数R(G1,G2)是指具有如下性质的最小正整数n:对任意的n阶图G,或者G包含G1,或者G的补图包含G2.令Sn表示n阶......
对简单图G(V,E),f是从V(G) ∪ E(G)到{1,2,…,k}的映射,k是自然数,若满足:1)(A)uυ,u(ω)∈E(G),υ≠(ω),f(uυ)≠f(u(ω));2)(A)......
根据星、扇、轮的联图的特点，结合邻边的关系，利用循环染色法，得到了星、扇、轮的联图的点可区别均匀边色数。......
Experimental analysis on effect of grouser circumferential angle on motion performance of lunar rove
To guide the design of grouser parameters for lunar rover wheel, the effect analysis of circuhiferential angle of grouse......
介绍国内CRH1,CRH2,CRH3,CRH5,CR300AF/BF,CR400AF/BF既有动车组车轮、车轴材料性能,分析国内既有各型动车组车轮和车轴在结构形状......
针对现有轮式车辆和履带式车辆行进方式存在的不足之处,设计了一种可变形轮胎,融轮式和履带式为一体,主要由控制模块、传动模块、......
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将轮轨接触边界条件用罚函数法释放，采用点面接触单元导出轮轨接触有限元控制方程，建立轨道结构落轴冲击动力有限元方程。分析落轴冲......
利用有限元法对840D货车车轮在长坡道制动工况下产生的温度场、热应力场进行分析，进而得到裂纹在扩展过程中应力强度因子的变化规律......
圆柱凸轮是火车车轮喷砂机自动夹持器的重要零部件之一,建立圆柱齿轮的动力学控制方程,利用有限元软件对凸轮进行静力学和模态分析......
介绍了激光加工技术在机车制造业中应用的实例,并对能否用激光加工技术解决机车提速后易损件出现的问题进行了分析.......
本文简要介绍了中国有色（沈阳）冶金机械有限公司主导产品＂三车＂——电解铝行业使用的铝电解多功能起重机、焙烧多功能起重机、堆垛多功......
