The installation error in a highly precise USBL can not to be ignored before its actual application. 高精度超短基线定位系统的安装误差影响不可忽视,需要在使用前进行精确校准。
Because of the special bucket foundation constructure, it is difficult to measure the bucket foundation installation error by using transit. 根据桶形基础的特殊形式,采用普通经纬仪对桶基安装误差进行测量是比较困难的。
According to the experiment this method is less impacted by light and floor circumstance, less error of aberrancy, better real-time and robustness. 实验表明此方法获取的导航参数受光照和地面环境的影响不大,且偏离导航线误差较低,具有较好的实时性和鲁棒性。