1.
Input devices include keyboards and pointing devices such as mouse,joystick,track ball, or light pen.
输入设备包括键盘和点击设备如鼠标，操纵杆，跟踪球或光笔。
2.
Some types include digitizing tables, joysticks, trackballs, the mouse, touch panels, and light pens.
如下各种类型的设备:数字化仪、操纵杆、跟踪球、鼠标器、触板、光笔等。
3.
spherical-polar tracking system
球面极坐标跟踪系统
4.
Research of automatic tracing on tr ack type sphere welding machine
轨道式球罐焊机自动跟踪方法的研究
5.
Tracking Control and Point Stabilization of the Lunar Rover
月球车轨迹跟踪控制及点镇定的研究
6.
Research of Automatic Object Tracking Intelligence Dome Camera;
目标自动跟踪智能球形摄像机的研究
7.
PTZ Adaptive Tracking of Moving Object Based on High Speed Ball
基于高速球的运动目标自适应PTZ跟踪
8.
Earth station used for tracking a space station or as a communication service.
用于跟踪空间站或作为通信服务的地球站。
9.
The Earth's Field Model Recovery on the Basis of Satellite-to-Satellite Tracking Missions;
应用低轨卫星跟踪数据反演地球重力场模型
10.
Study on Control System of Solar Tracker Based on Spherical Mechanism;
基于球面机构的太阳跟踪装置控制系统的研究
11.
Research on Object Tracking Algorithm for Football Robots Based on CamShift Algorithm;
基于CamShift算法的足球机器人目标跟踪算法研究
12.
Research on Motion Control and Path Following of Four-Wheeled Lunar Rover
四轮月球车的运动控制和路径跟踪研究
13.
Sphere Center Distance Tracking Acceleration Algorithm for BUMP Collision Detection Based on Vega Prime
基于Vega Prime的BUMP碰撞检测球心距跟踪加速算法
14.
The strong tracking filter applied to magnetic ball levitation system
强跟踪滤波器在磁悬浮球系统中的应用
15.
Analysis of Errors for Earth Gravity Field Recovered by SST-LL
低低卫卫跟踪恢复地球重力场的误差分析
16.
Object Tracing of Soccer Robot Baseed on Fuzzy Algorithm
基于模糊算法的足球机器人目标跟踪控制
17.
We followed the fox's tracks.
我们跟踪狐狸的踪迹。
18.
Analysis and Comparison of Angular Tracking Precision Between Active Tracking and Passive Tracking
有源跟踪与无源跟踪角跟踪精度的分析与比较