To many vessels which carry on the operation on the sea, it is necessary to use the dynamicpositioningsystem.
对于许多进行海上作业的船舶来说，动力定位系统都是必要的支持系统。
2
Abstract: This paper studies the pseudolite indoor precision real-time dynamicpositioningsystem, introducing the key issues of the pseudo-satellite positioning;
摘要：本文主要研究伪卫星室内高精度实时动态定位系统，介绍了伪卫星定位关键问题；
3
The dynamicpositioningsystem is a closed loop control system which resists against the disturbance by wind, wave, and current with the help of thrusters on the vessel.