查询词典 navigation aid

However, for mediumsized sites, where the main navigation doesn't change, it is common to include the navigation as an external file.

但是，对于主导航不改变的中等规模的站点，往往通过外部文件包含导航。

To address routing planning of the delivery vehicle navigation in logistics, the article based on point-to-point model, improved the fundamental particle swarm optimization in the initial population, the method of population and evolutionary strategy for improvement, put forward the improved particle swarm optimization for vehicle routing point-to-point model problem of navigation in distribution, and verify the validity of the algorithm by simulation tests.

为解决物流配送车辆导航中的路径规划问题，文章以点对点模型为基础，对基本粒子群优化算法在初始种群的产生方法和种群的进化策略方面进行改进，提出适于配送车辆导航中路径规划点到点模型的改进型粒子群优化算法，并通过仿真试验验证算法的有效性。

TomTom Go 910 is an GPS traffic navigation system for automotive and car or simply portable GPS car navigation system.

TomTom公司去910是一个全球定位系统的交通导航系统的汽车和汽车或干脆便携式GPS汽车导航系统。

The use of the compass to make up for the observation of celestial phenomena alone navigation deficiencies, creating a new era of all-weather navigation.

指南针的运用，弥补了仅仅靠观察天象导航的不足，开创了全天候导航的新时代。

The result of simulation indicates ballistic missile INS/GNSS integrated navigation system aided with celestial navigation can substantially improve the naviga...

仿真结果表明：采用天文导航系统对弹道导弹的INS/GNSS组合导航系统进行辅助将大幅度提高导弹的导航精度，具有重要的实际意义。

Main courses: satellite geodesy, error theory and data processing, physical geodesy, space geodetic techniques and applications, imaging and mapping, navigation, celestial mechanics, photogrammetry, digital image processing, pattern recognition, radio communications and navigation , digital and analog circuits, such as optimal control.

主要课程：卫星大地测量学、误差理论与数据处理、物理大地测量、空间测地技术及应用、影像与制图、组合导航、天体力学、摄影测量学、数字图像处理、模式识别、无线电通讯与导航、数字与模拟电路、最优控制等。

With the aid of noise reduction, color threshold segmentation and center point computation and so on, the landmarks in the panoramic image were recognized. By using triangulation method, the robots position was obtained, which was a good basis for the navigation and the collision of robot.

通过去除全景图像的噪声、分割颜色阈值、计算中心点等处理，识别出机器人周围景物的已知路标，采用三角定位法，计算出机器人的坐标，从而为机器人的导航、避碰等任务奠定良好的基础。

With the aid of noise reduction, color threshold segmentation and center point computation and so on, the landmarks in the panoramic image were recognized. By using triangulation method, the robot's position was obtained, which was a good basis for the navigation and the collision of robot.

通过去除全景图像的噪声、分割颜色阈值、计算中心点等处理，识别出机器人周围景物的已知路标，采用三角定位法，计算出机器人的坐标，从而为机器人的导航、避碰等任务奠定良好的基础。

The calculation of initial alignment direction cosine matrix between SINS body frame and navigation reference frame is expanded into three parts:(1) the DCM between i0 frame and n frame is easily obtained via local geographical coordinates and initial alignment time;(2) by expressing SINS specific force equation in b frame and by the aid of external velocity log, the constant DCM from i(subscript 0) frame to i0 frame is achieved;(3) attitude updating using gyro samples gets the DCM between b frame and i(subscript b0) frame.

将捷联惯组坐标系与导航坐标系之间的初始对准姿态矩阵的实现分解为三步骤：(1)通过地理位置和初始对准时间求解i0系至n系的变换矩阵；(2)通过惯导比力方程变形，引入刚速仪速度辅助，求解从i(下标 b0)系至i0系的常值变换矩阵；(3)使用姿态更新算法实时计算b相对于i(下标 b0)系的变换矩阵。

Methods: Precision, time requirements, and number of scout images for repositioning the fluoroscope, with and without navigation aid, were recorded on 20 test-rig and 3 phantom setups.

应用导航技术和非导航技术重新定位检查器的准确度、需求时间和投射次数被记录在20个实验设备和3个模型装备上。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48