In addition, the theory and methods of informal learning, learning organization and knowledge management can also provide guidance to the Virtual learning Community from different levels.
另外，非正式学习、学习型组织及知识管理的相关理论与方法也从不同层面对虚拟学习社区提供了指导。
A motion guidance method based on semantics recognition and constraint recognition is provided to help the user move or rotate the parts in the virtual environment freely and precisely.
通过语义识别捕捉虚拟装配过程中用户交互意图，进行装配零部件的运动引导与精确定位，使得用户能够在虚拟环境中自如地、准确地进行装配定位。
A research platform of ultrasonic guidance system for the blind based on the virtual instrument technology was built.
本文构造了一种基于虚拟仪器技术的超声波导盲系统研究平台。
Then a scheme of limited thrust guidance with virtual reentry point compensation was put forward to eliminate planning error and the selection of shutdown parameter was analyzed briefly.
为了消除设计偏差，提出了一种基于虚拟再入点补偿的有限推力制导方案，并简要分析了关机点参数的选取原则。
In this paper we present a virtual force guidance system for motion planning.
本文给出了移动机器人的虚力导航和运动规划系统。
It is concluded that the RTDHT pre-testing based on virtual shaking-table not only offers guidance on real RTDHT tests but also prevents possible equipment damage caused by system instability.
基于虚拟振动台对实时耦联动力试验进行研究，既能对真实试验提出指导又可避免试验系统失稳对设备的损害，是一种实用且必要的研究手段。
Using the technical of virtual reality in ankle rehabilitation not only realizes the links of game and treatment, psychology guidance and physiology treatment.
将虚拟现实技术应用在踝关节康复中，可以实现游戏与治疗、心理引导与生理治疗的结合。
In order to realize large airspace transfer orbital trajectory of an anti-ship missile, a 3-dimensional virtual target's proportional navigation guidance (PNG) law is proposed.
为了实现反舰导弹的大空域变轨，提出了一种三维虚拟目标比例导引律。该导引律利用简单的控制指令就能控制导弹完成复杂的大空域变轨。
In order to realize large airspace transfer orbital trajectory of an anti-ship missile, a 3-dimensional virtual target's proportional navigation guidance (PNG) law is proposed.
为了实现反舰导弹的大空域变轨，提出了一种三维虚拟目标比例导引律。该导引律利用简单的控制指令就能控制导弹完成复杂的大空域变轨。
应用推荐