1) 3D real-time positioning
三维实时定位
2) real-time three-dimensional
实时三维
1.
Quantitative assessment of left ventricular function by real-time three-dimensional echocardiography in patients with chronic renal failure and primary hypertension;
实时三维超声心动图定量评价慢性肾衰与原发性高血压患者左室功能
2.
Assessment of the mitral valve regurgitation in patients with implantation of DDD mode cardiac pacemakers by two-dimensional and real-time three-dimensional echocardiography;
DDD模式起搏器植入患者二尖瓣反流的二维及实时三维超声心动图观察
3.
Initial exploration into measurement of stenotic mitral valve orifice area by real-time three-dimensional echocardiography;
实时三维超声心动图测量二尖瓣狭窄瓣口面积的初步探讨
4) real-time position
实时定位
1.
Some Problems Analysis and Discussion of Real-time Position with Continuous Operation Reference System
利用连续运行参考站进行实时定位时常见问题的分析与探讨
2.
In the construction scheme of auto-announce system of bus based on real-time position,the Bluetooth module(ROK101008) is used to successfully solve the induction and recognition of the vehicle subsystem to the site subsystem,realize the automatic position and phonological station reporting of bus,adapt and improve the normalization and the automation of bus s management.
在构建基于实时定位的公交车自动报站系统的方案中,应用蓝牙无线模块ROK101008,成功地解决了车载子系统对站点子系统的感应和识别,实现了公交车站点自动定位和语音报站,适应并促进了公交管理规范化和自动化的发展。
3.
The paper introduces Realization way of a long baseline acoustic positioning system for multi-targets, System have high resolution and flexible positioning way, can carry out real-time positioning, monitoring and management by map to multi-targets, The paper else introduces system’s design, component, key arithmetic way and test in sea.
介绍了一种基于长基线水下定位系统的实现,系统具有定位精度高、定位方式灵活、可实现海底大量合作目标实时定位、图形监控管理的优点,论述了系统的设计、组成、关键算法的实现和海试情况。
5) three-dimensional localization
三维定位
1.
This paper proposes one three-dimensional localization algo-rithm based on TOA distance measurement,and analyzed the performance of the algorithm,calculated time synchro-nization error and localization error.
随着无线传感器网络应用的发展,对三维定位研究的需求日益迫切,但目前这方面的研究却很少。
2.
This paper proposed a three-dimensional localization algorithm based on multidimensional scaling.
在森林防火、目标追踪、灾难预警、环境监测等应用中,需要通过定位算法对无线传感器节点进行三维定位。
6) 3D Localization
三维定位
1.
At last, several key technologies for the payload/flight integrated control of HALE UAV, such as integrated control, movement compensation, integrated navigation, 3D localization and target recognition are discussed in detail.
首先对无人机和任务设备的发展作了简要介绍,并介绍了高空长航时无人侦察机的国内外发展现状,着重对高空长航时无人侦察机任务设备/飞行综合控制中综合控制、运动补偿、组合导航、三维定位和目标识别等关键技术进行了分析,说明了目前对高空长航时无人机的任务设备/飞行综合控制进行研究的必要性和可行性。
补充资料：实时定位
实时定位
real-time locating
shishi dingwei实时定位(real一:ime一ocating)地面部队、舰艇、飞机等在运动过程中，及时测量并确定其现时所处位置的措施。浏绘保障的内容之一。定位的方法主要有二①地面导航仪定位。是用路程传感器测距，陀螺罗盘定向，根据每小段的距离和方位计算坐标差，自动累加求得运载体的坐标及其至某目标的方位，每10公里路程误差约100米。②快速定位仪定位。是用方位敏感元件测向、光电技术测即定位，每10公里路程误差10米左右。③无线电定位。是接收地面上3个发射站的无线电波，依据接收站到发射站的距离或距离差，按圆或双曲线交会出运载体相对发射站的位置，在1侧X)公里范围内误差为10一100米。④惯性定位。是用陀螺仪、加速度计等惯性元件，在3个相互正交的方向上分别测量运载体的加速度，经两次积分后求得坐标差，顾及出发时的位置就可得到运载体的坐标，点位误差与运行距离之比为卜 10 000。⑤全球定位系统定位。是同时接收几颗人造卫星发射的电磁波信号，依据接收站到卫星的距离或距离差以确定点位，利用卫星发射的粗码获得的点位，绝对误差为100米。⑥地球同步卫星定位。是利用空间位置已知的地球同步卫星，转发地面中心站与站间的双向测距信号，连同测站点的高程，按三球交会原理确定点的位置，点位误差为儿卜米。 (徐正扬)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条