导航系统

Furthermore, the influences of change of an accelerometer accuracy on SINS navigation errors are analyzed.

此外，分析了加速度计精度的变化对短时间工作的捷联惯导系统导航误差产生的基本影响。

Division I professional production and sale of four-wire resistance touch screen, five-wire resistance and Surface Acoustic Wave Touch Panel Touch Panel, the main areas of application are: mobile phone display, in-car DVD, PDA handheld computer, car GPS, mobile satellite navigator, Touch Panel query machine, time machines, monitors, industrial computers, POS systems, public information station, e-books, information terminal equipment, tablet, electronic dictionaries, English language learning machine, ATM teller machines, KTV VOD, digital cameras Touch Panel, MP3, MP4, touch the door host, called its machines, home appliances, such as audio-visual equipment.

我司专业生产、销售四线式电阻触摸屏、五线式电阻触摸屏及表面声波触摸屏，主要应用的领域有：手机显示屏、车载DVD、PDA掌上电脑、车载GPS、移动卫星导航仪、触摸屏查询一体机、考勤机、显示器、工业计算机、POS系统、公共信息站、电子书、信息终端设备、手写板、电子词典、英语学习机、ATM柜员机、KTV点歌机、数码相机触摸屏、MP3、MP4、触摸式门口主机、叫号机、家电影音设备等。

MAST will focus on some of the key areas that include small-scale aeromechanics and ambulation, propulsion, sensing, processing and communications, and navigation and control, microdevices and integration, platform packaging and systems architectures.

桅杆将集中于一些关键领域，包括小规模aeromechanics和行走，推进，传感，处理和通讯，导航和控制， microdevices和一体化，平台的包装和系统架构。

The GIS system is not only an electronic map, the map basic operation, layer management and other functions, also uses the Global Positioning System to obtain the coordinates of sampling points and real-time display and navigation on the maps.

该系统不仅具有GIS的电子地图显示、地图基本操作、图层管理等功能，还利用全球定位系统来获取采样点的定位坐标，并能在地图上实时显示和导航。

Embedded Multimedia System can be used in people's life and work in all its aspects, in the industrial control and business management areas, such as smart industrial equipment, POS / ATM machines, such as IC card; in the family field, such as digital set-top boxes, digital television, WebTV, network refrigerators, air-conditioning and other networks and consumer electronics products, in addition, the system is still embedded multimedia electronic medical equipment, multimedia mobile phones, handheld computers, vehicle navigation, entertainment, military and other fields has great prospects.

嵌入式多媒体系统可应用在人们生活与工作的各个方面，在工业控制和商业管理领域，如智能控设备、 POS／ ATM机、C卡等；在家庭领域，如数字机顶盒，数字式电视、WebTV、网络冰箱、网络空调等消费类电子产品，此外，嵌入式多媒体系统还在医疗类电子设备、多媒体手机、掌上电脑、车载导航器、娱乐、军事方面等领域有着巨大的应用前景。

The experimental results show that the relative system error of x-axis of navigation coordinate is less than 20%, and those of y-axis and z-axis are less than 4%, respectively.

结果表明：导航系X轴的相对系统误差＜20%，Y轴、Z轴的相对系统误差＜4%，验证了误差数学模型的正确性。

Based on the above research, the article discusses the process using ASP and ADO technique to manage and update database; studies the setting of purview to assure the security of system; discusses the function of layercontrol, eagle-eye navigation, search of information and etc.; discusses the function of statistic and analysis by the process doing the caky statistic chart of roadbed disease; analyzes the doing of distributing special map of disease and engineering with the character of rail-track engineering GIS.

在以上总体研究的基础上，讨论了利用ASP和ADO技术管理和更新远程铁路工务数据库的实现过程；为了保证系统使用的安全性，研究了对用户使用权限的设置；讨论了图层控制、鹰眼导航等地图操作功能以及信息查询功能的实现过程；以路基病害分析的饼状统计图的制作过程为例讨论了统计分析的功能；针对铁路工务地理信息系统的特点，分析了病害和维修工程分布专题图的制作。

China has also been reportedly seeking to further improve the accuracy of the DongFeng 15 missile by integrating it with the global positioning system or a similar indigenously-developed satellite-based navigation and positing system.

中国也已经根据传闻寻求进一步改进DF-15导弹的精度，综合采用全球定位系统或一个类似的本国自行发展卫星-基导航和定位系统。

Experiments show that the method shortens the navigation latency and improves the system intelligence and safety.

实验结果表明，这种方法缩短了系统导航延迟时间，提高了系统的智能性和安全性。

This article use the Shi-jiazhuang of the HEBEI capital as the springboard, based on the actuality and the problem which Shi-jiazhuang faced, put forward it is necessary to build the UNIS(urban navigation information system) in Shi-jiazhuang.

本文以河北省省会石家庄为出发点，针对石家庄目前存在的交通问题和现实情况，提出建立基于GIS和GPS的车载城市导航信息系统的必要性，并进行了可行性论证及系统结构、功能的设计研究。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐