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The crystals of alkaloid Dehydrocrydaline chloride (C_(22)H_(24)NO_4·HCl) belong to the orthorhombic system. The space......
In laser beam scanning manufacturing(LSM)system the PLT file was adopted as design file.The data of de- sign file were p......
As the cut-in point of research on control and power electronics technology used in renewable energy, this paper does no......
Organic bulk heterojunction fullerence(C60) doped 5, 6, 11, 12-tetraphenylnaphthacene(rubrene) as the high quality charg......
High-performance blue organic light-emitting diodes(OLEDs) are developed.A concept of using multiple-emissive layer(EML)......
A design method for light-emitting diode(LED) array is proposed to achieve a good uniform illumination distribution on t......
Blue emitting phosphor SrZn_2(PO_4)_2:Eu~(2+) is synthesized by a high temperature solid state method,and the luminescen......
The technology of 3D geological modeling will bring about great changes in the methods of geological data acquiring, sto......
A mixed strategy of the exit selection in a pedestrian evacuation simulation with multi-exits is constructed by fusing t......
Space robotics provides a reliable solution to accomplish manipulation tasks in orbit without the presence of astronauts......
Wind loads are key considerations in the structural design of large-span structures since wind loads can be more importa......
在彩色显示器上新的主观色差评价实验表明:CIELUV颜色空间色差公式中彩度差的权重相对于明度差的权重而言显著偏高了.
A new subj......
This paper presents the restraining moments of outriggers acting on the core wall and the equation of the horizontal top......
A numerical solution of the weight function for a two-electrode electromagnetic flowmeter was proposed. The solution was......
The low velocity impact responses of shape memory alloy (SMA) reinforced composite beams were analyzed by employing the ......
The structure of multiphase flow helico-axial pump’s rotor and how to model the rotor,especially the blades of the roto......
<正>THE MYSTERIOUS CHASER神秘的追赶者克罗地亚是那种底蕴很深的,斯洛文尼亚是那种很前沿的,塞尔维亚是什么态度?关于塞尔维亚的......
The traditional method of mechanical gear driving simulation includes gear pair method and solid to solid contact method......
This paper presents the results of an on-going project and investigates modelling and remote control issues of an indust......
引言机场障碍物限制面是判断机场周边障碍物是否会对飞行安全产生影响的重要标准。机场周边进行的建设项目都要进行障碍物分析,判......
In response to a stimulus,a soft material deforms,and the deformation provides a function.We call such a material a soft......
A new method for ergonomic design of a computer mouse is proposed in this paper.In the method,the movements of joints an......
A novel metal organic compound of Zn2+ coordinated with 4,5-diazafluorene- 9-one-N2 (C22H12N6) has been synthesized unde......
Current software cannot easily model an airbag to be flattened without wrinkles. This paper im- proves the modeling effi......
随着经济全球化的发展，外语变得越来越重要，中国对外语人才的需求快速增长。在教育界双语教学不在陌生，它已成为中国外语教学改革中一......
To improve polishing quality and cope with the shortage of skilled workers for aluminum wheel-hub surface polishing, an ......
Currently,virtual assembly technology has attracted increasing attention due to considerations of solving assembly probl......
To cope with the market demand dynamically,enterprise needs to obtain the production status of work in process real-time......
Error compensation is an effective method to improve the accuracy of NC machine tool.The compensation results are greatl......
Using the most recent hydrologic and water quality data issued by U.S. Geological Survey, this paper deals with the pol......
An indoor location system based on multilayer artificial neural network(ANN) with area division is proposed.The characte......
At present,chaotic communications have been widely studied.However,these researches mainly focus on the binary systems w......
An extension of 2-D assignment approach is proposed for measurement-to-target association for improving multiple targets......
Geographic location of nodes is very useful in a sensor network. Previous localization algorithms assume that there exis......
Localization is one of the fundamental problems in wireless sensor networks (WSNs),since locations of the sensor nodes a......
Robot welding is an important developing direction of welding automation and intelligentization, and automatic seam trac......
We describe a new tracking and predicting scheme applied to a lab-made ping pong robot. The robot has a monocular vision......
Node positioning is a fundamental problem in applications of wireless sensor networks (WSNs). In this paper, a new range......
The article introduces several digital information systems of mine which established on PC platform by the author using ......
Using GIS,GPS and GPRS,an intelligent monitoring and dispatch system of trucks and shovels in an open pit has been desig......
针对传统多机动目标航迹跟踪算法精度不高的问题,提出基于JPDA的多机动目标航迹跟踪算法。首先计算两目标的互联概率,然后对加权值......
Using GIS, GPS and GPRS, a dynamic management system of ore blending in an open pit mine has been designed and developed......
In order to solve the problem of low measurement accuracy caused by uneven imaging resolutions,we develop a three-dimens......
目的:建立用于全口义齿人工牙的三维坐标系并测量其相应参数值.方法:根据人工牙特征点来定义一个长方体,从而建立其人工牙坐标系,......
＂职业性＂与＂技能性＂历来是做为职业技能鉴定的特别强调而获得普遍共识的,但高职教育要培养的是＂高素质、技能型＂人才,学生除了要具备良好......
随着信息时代的飞速发展,数字技术的普及,艺术与科学相结合,设计越来越理性。在人、机语言的转化上依靠传统的感性色彩语言描述已......
自动焊接机在对两相交管件相贯线焊接之前，为了实现焊枪准确的插补运动，利用现有软件MasterCAM实现对相贯线焊缝的加工模拟仿真，后处......
针对传统的采用极坐标放样已知坐标点的测量放样方法的不足,文章提出应用免棱镜全站仪测出任一点坐标,并采用通用的路线坐标计算公......
提出了通过增加安装调节参数来代替部分数控联动坐标，加工特种回转面刀具的方法，该方法减少了对机床的要求，又改善了加工条件和齿槽形......
