At present, China's Beidou geostationary satellites positioning system can only achieve two-dimensional activelocation, which greatly limits its application.
目前中国的“北斗”双星定位系统只能实现二维有源定位,大大限制了该系统的应用。
3
To investigate the soil resistance and the activelocation between the ridger and soil, the test was carried out in the soil bin by the means of orthogonal test.