导航系统

Strap-down inertial navigation system is a kind of advanced inertial navigation technology, which is the developing direction of inertial navigation.

捷联式惯性导航系统是一种先进的惯性导航技术，是近年来惯性技术的一个发展方向。

Objective To investigate the accuracy of PoleStar N-20 intraoperative MRI for neuronavigation and its influence factors for providing theoretical guidance for clinical application.

目的 研究PoleStar N20术中磁共振影像神经导航系统导航的准确性及影响因素，为临床应用提供指导。

With the background of vehicle navigation project, this paper studies the application problem of real-time operation system in vehicle navigation.

本文以车载导航系统为工程背景，研究了在实时操作系统下实现车载导航应用的相关问题。

Operation along crop row is a basic function of vision navigation for agricultural robot. The complex external factors of working environment in the field, such as existed shadow and weather change etc., make the navigation parameters extracting become more difficult.

完成沿作物行的行走作业是农业机器人视觉导航系统的一个基础功能，但是由于田间环境的复杂性，比如阴影的存在和天气的恶劣变化等外界因素的影响使导航参数的提取变得困难。

In 1970s,people begin to using integrated navigation system in spaceflight and seafaring.

从20世纪70年代以后，人类在航天和航海领域开始运用组合导航系统进行导航。

This paper mainly narrates the design and study of vehicle navigation function. And it studies the realization and idea of several key techniques in the system, includes map circumrotation, navigation position calculation etc.

随后论文提出了车载导航系统中基本功能的设计思想，并研究了几种关键技术的实现方法，其中包括：地图的旋转，导航推位，内存绘图等。

To analyze the effect of neuronavigation onoperative exposure by comparing areas of drilled Kawase triangle and posterior fossadura,operative angle of vision and the thickness of residual bone on ICA.(3)Retrolabyrinthine approaches,PLPA approaches and translabyrinthine approacheswere performed in other 9 cadaveric heads.

2其中6例尸头标本一侧行神经导航辅助Kawase入路，另一侧行常规Kawase入路，对比分析Kawase三角磨除的面积和后颅窝暴露的范围，手术视野的角度，颈内动脉上方残余骨壁的厚度以研究神经导航系统对手术暴露的影响。

The company says the Nokia Booklet 3G will run Microsoft Corp's Windows software, have a 10-inch screen and a built-in GPS navigation chip coupled to Nokia's Ovi Maps software, and weigh about 1.25kg.

这款名为诺基亚Booklet 3G的微型笔记本电脑将采用微软操作系统，内置GPS导航系统，可配合诺基亚Ovi地图导航使用。显示屏为10英寸，机身重约1.25千克。

Two clusters of formation flying satellites with a relative angle on geosynchronous earth orbit were used to construct a space-based continuous navigation system for deep space exploration.

应用地球静止轨道的两个编队飞行卫星群构成天基的深空探测导航系统，可以全天候连续为深空探测器导航。

Considering the microminiaturization tendency of the satellite, a small, cheap and middle precision autonomous navigation system is investigated to reduce the expense of the autonomous navigation, an attitude control method based on the three-axis magnetometer which has the measurement noises is put forward.

为了降低自主导航的成本以顺应当前卫星向微小型化发展的趋势，对小型化、廉价和中等精度的自主导航系统进行了研究。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。