Coordinate相关论文
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......
本文从零售商的角度，首先分析了零售商自身利润最大化的分散式决策，然后分别研究了供应链系统利润最大化、供应商和零售商联盟下的渠......
轨道角动量（OAM,orbital angular momentum）态可载荷信息,单个OAM态具有无穷大容量且不同OAM态间相互正交.基于OAM态复用的通信系统......
单纯的遥感影像信息量不够丰富,为了突出表现某些地物,充分反映地物的属性,需要对影像进行符号化。结合传统线划矢量地图的表现方......
社会阶层群体之间的互惠互利,和睦共处,是构建社会主义和谐社会的前提条件和基础.因此,构建社会主义和谐社会,必须要在公平的原则......
为了使每个机器人沿期望的跟踪路径运动,建立了一种基于路径参数协同的多移动机器人编队控制模型。模型将整个系统的控制分为两部......
分析了采用单光幕面测量弹丸着靶坐标的测量原理，其光幕靶面由4个点光源形成；弹丸穿过光幕面时，由编码光纤采集触发信号，经解码后得到......
对GPS手持机的坐标系统转换参数的解算简要过程、要求进行了叙述,并以解算WGS84坐标转换为1954坐标系坐标的转换参数为例进行了说......
在公路施工中 ,利用程序计算器 ,快速、准确地计算出任意点高程、尺读数和坐标 ,可加快施工和检查速度 ,为公路建设服务......
提出一种基于双GPS的振捣棒定位算法.该算法首先获得GPS精确定位的坐标数据,并将所得坐标数据反馈至单片机.然后在单片机中经过该......
电力系统在线准实时稳定控制是电力系统稳定控制发展的重要方向之一,文章介绍了华中电网的准实时稳定控制系统框架,并从程序设计和......
在数控手工编程中求解图纸标注尺寸里的一些不易直接获得的特殊点位坐标时,使用联立方程组的方法相对繁琐,文中介绍了使用AutoCAD......
本文对汽车饰件的开发的测量系统作了简单介绍,在此基础上解释了零部件的法线在三坐标测量中的理论意义,并对三坐标的测量误差进行......
详细介绍了用VB来实现基于工程勘测数据库可视化查询子系统的全过程.并且在C/S 模式测试通过.......
The radiative transfer equations in cylindrical coordinates are important in the application of inertial confinement fus......
本文以南京地铁一号线盾构三标(玄武门至南京站)为例,分析了线路中桩坐标计算程序的编写思路,阐述了根据里程(桩号)求坐标的方法。......
对导向架的加工要点进行了分析,并设计了多用途样板和工艺方案....
射影空间是对偶结构 ,用齐次射影坐标研究了射影空间的对偶原理 ,从而揭示出射影空间里互相对偶的点与平面的坐标之间的内在联系 .......
OpenGL程序中使用纹理映射可以方便地构建复杂、真实的场景.首先提出纹理图像的标准尺寸要求,同时给出此类程序的一般结构和设计的......
