陀螺

Simulation and test prove that this method can improve nutation stability caused by gyroscopic effects effectively.

仿真和实验结果表明，采用这种基于转速的增益预调交叉反馈的控制算法，能够有效地抑制磁悬浮飞轮转子陀螺效应所导致的章动失稳，所设计的磁悬浮飞轮原理样机能够稳定运行在其额定转速30000r／min。

Calyx campanulate or turbinate, apex obtusely 3-lobed.

花萼钟状或者陀螺状，先端钝3浅裂。

Capsule turbinate, usually obtusely 4-sided, woody, apex truncate but with crown usually exserted from calyx; calyx lobes usually persistent.

蒴果陀螺状，通常钝4边，木质的，先端截形但是具通常从花萼外露的冠；萼裂片通常宿存。

Meanwhile, gyroscope and odograph transfer course angle and distance respectively to the computer by serial ports.

同时，陀螺仪和里程仪也将移动车辆的航向信息和运行距离信息通过串口传到计算机。

In this system, the combined orientation model of DTWADGPS is established using the WADGPS, odograph, speedometer and roscope, etc. And the information of the multi-sensor is processed using the method of data fusion, which is used to resolve the accuracy and blind area problems of train position Combining the technology of GIS and GSM-R and the Expert System, the system of intellectualized train dispatch and management is established based on train positions and velocities acquired accurately.

系统采用WADGPS、里程表、车速仪、陀螺仪等构建分布式逆向WADGPS组合定位模型并对多传感器信息进行融合处理，解决列车定位的精度和盲区问题；在精确获取列车位置和速度的基础上，结合GIS和GSM-R技术和专家系统构建列车智能调度管理系统。

It is made up of a GPS receiver, a gyroscope, an odograph (which can use the quondam one in a railcar), a computer, a LCD screen, sound boxes, wireless MODEM, a transmitter-receiver, data transmission interface and powers.

整个系统由GPS接收机、陀螺仪、里程仪、计数器、车载计算机、液晶显示器、音箱设备、无线调制解调器、电台以及相应的数据传输接口和电源等部件组成。

Dead reckoning of mobile robot in complex terrain is analyzed by therigid-body kinematic constraints of mobile robot that is on the basis oflocomotion architecture with the wheeled and rocker-bogie suspension system.At the same time, the kinematic model of mobile robot is obtained using themultiple sensors information from odometry, fiber optic gyro, tilt sensor, et al.

根据刚体运动学的约束分析了一种轮式结构与悬浮式摇架系统相结合的移动机器人在复杂地形下的航迹推测，采用里程计、光纤陀螺仪、倾角传感器等传感器信息推导移动机器人的运动学模型，提出一种运动学模型与车轮。

As one part of the project, the dissertation is developed with thelocalization problem in mobile robot navigation. Combined with "MobileRobot 1 of Central South university (MORCS-1)", a mobile robot designed byus that equipped with a 2D laser measurement system to sense the environmentand the proprioceptive sensors such as the odometry, gyroscope to calculate itsdead reckoning, the approach about the four kind uncertainty factors of mobilerobot localization is studied. These researches include that the error analysisand calibration of position sensors is implemented to reduce the measurementnoise, the 3D kinematic model of mobile robot is built to gain the accuratepose in complex terrain, some work on the automatic detection of static ordynamic obstacles based on laser scanner is investigated to eliminate thedynamic influence of the environment and to realize the reliably absoluteposition, and lastly a robust algorithm is presented to involve the incrementalenvironment mapping and self-localization of mobile robot with unknown dataassociation and to improve the self-localization performance of mobile robotunder unknown environment.

作为该项目研究的一部分，本论文以移动机器人导航中的定位问题为研究内容，利用自行研制的装配有二维激光雷达环境感知系统，并通过里程计、陀螺仪等内部传感器来实现航迹推测的移动机器人"中南移动1号MORCS-1"，重点围绕影响移动机器人系统定位的四类不确定性处理展开研究：通过移动机器人定位传感器的误差分析及校准，旨在消除传感器噪声所带来的测量误差；通过建立移动机器人的三维运动学模型进行航迹推测，以期实现复杂地形下精确的移动机器人本体姿态感受；通过基于激光雷达的动静态障碍的自主检测等相关研究，尽量消除环境的不确定因素影响进而实现可靠的移动机器人绝对定位；通过以上研究，针对未知数据关联下移动机器人增量式环境建图与自定位的研究提出一种鲁棒的滤波算法，改善未知环境中移动机器人自定位的性能。

Capsule terete or turbinate, operculum with 1 or 2 seeds falling off as a whole.

蒴果圆柱状的或陀螺状的，盖具1或2种子整体从上落下。

This sample can be used in chip of integrated optics for fibre optical gyroscope and so on.

该样品能满足集成光学光纤陀螺芯片等的需要。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。