The theory and composing of ARBS based on the double model tracker were introduced. The key parameters of operating distance and angle speed precision were analysed.
介绍了双模跟踪的ARBS原理及系统组成，分析了其关键技术参数：作用距离、角速率精度。
In order to improve systematic operation precision and speed, adopt fixed DSP chip TMS320VC5402to calculate and control, and measuring northern direction Angle corner accurately fast.
为了提高系统的运算精度和速度，采用定点DSP芯片TMS320 VC 5402进行计算和控制，以快速准确测出真北方位角。
As the core parts for high speed spindle, the dynamic properties of Angle contact ball bearing has important effect on cutting performance and machining precision of whole machine.
角接触球轴承作为高速主轴的核心部件，其动力学特性对整机的切削性能和加工精度有重要的影响。
应用推荐