The aim of this thesis about active isolation vibration system for the bed of ultra-precision turning machine is to intr......

This paper deals with the problem of pose estimation for multicopters by using a downward-looking monocular camera and A......

This paper investigates a single-period two-echelon supply chain with random demand, where the lossaverse preference is ......

为从国外文献中获得城镇化与信息化融合的相关经验,文章利用包括Web of Science等平台在内的多种检索途径,采用内容分析的方法,在......

Since 1980s,with the further reform of political and economic systems,the urban construc-tion in our country has underg......

ZnAlLa-CO 3 layered double hydroxides (LDHs) with different Zn/Al/La molar ratios were prepared by the constant pH copre......

A 3D finite element vibration model of water turbine generator set is constructed considering the coupling with hydropow......

Sandy bed cannot keep its original smoothness as the flows pass. With the increase of the flow intensity, the bed forms ......

Error modelling and compensating technology is an effective method to improve the processing precision.The position and ......

Research progresses in the layered double hydroxides [M2+(1-x)M3+x(OH)2]x+An-x/n.mH2O intercalatedwith metal coordinate ......

The work presented in this paper is a study of output temporal contrast degradation by near-field quality deterioration,......

Under the influence of an applied magnetic field(MF), the eigenenergies and the eigenfunctions of the ground and the fir......

Due to the uncertainty of the market demand in the supply chain,this paper characterized market demand as a fuzzy variab......

Research on level 2 control system of 100 tons LF furnace was carried out. According to the principle of energy conserva......

Accessibility is a kind of important design feature of products, and accessibility analysis has been acknowledged as a p......

One of the important trends in precision machining is the development of real-time error compensation technique. The er......

According to differential geometry and gear geometry, the equation of meshing for small teeth difference planetary geari......

When laser beam is ceased,the melt metal flows downward to fill the keyhole during keyhole welding.Mathematical models a......

Error compensation is an effective method to improve the accuracy of NC machine tool.The compensation results are greatl......

For an electronic chart display and information system (ECDIS), the most important function is the route design. In thi......

The disadvantages caused by the swing of a fish body were analyzed.The coordinate system of a two-joint robot fish was b......

Geographic location of nodes is very useful in a sensor network. Previous localization algorithms assume that there exis......

Lion dance is a very popular and lively Chinese traditional art form.A robotic project in Singapore has been dedicated t......

In this paper, we investigate the control problem of autonomous bay parking system. We choose a referenced parking lot a......

Parallel manipulators with less than six degrees of freedom (DOF) have been increasingly used in high-speed hybrid machi......

以噪声性质存在的微振动信号是造成干扰和影响机械加工精度的主要因素之一,消除干扰的前提是对微振源的准确测量和定位。针对现有......

介绍了利用CASIOfx-4800P的编程功能进行坐标正算和反算的步骤及算例,期简化用函数进行坐标正反算的复杂计算过程,得工程测量不会......

中学阶段向量运算主要有线性运算和数量积运算,数量积运算涉及长度、夹角等问题,但数量积运算常常与三角函数、解三角形、圆等交汇......

The propagator for a time-dependent damped harmonic oscillator with a force quadratic in velocity isobtained by making a......

针对重型发动机机器人涂胶系统在正常工作模式下与工件碰撞问题,通过分析碰撞产生原因、增加定位传感器、建立空间坐标等措施,减少......

无穷小等价替换是计算极限一种常用且好用的方法,但要求替换项在极限点的某个邻域内没有零点,文章证明了函数在极限点的任意邻域都......