This thesis probes into the principle of position determination, time determination and attitude determination using X-ray pulsars as the info sources.
本论文探讨航天器利用X射线脉冲星作为信息源,自主定位、授时与姿态确定的原理。
参考来源 - 基于X射线脉冲星的航天器自主导航方法研究On the basis of using GIS way ,vehicle navigation and location system incorporate all kinds of technology for locating vehicle position determination optimum road.
车辆导航定位系统是在应用GIS(Geographic Information System，地理信息系统)技术构造的路网数字化地图的基础上，运用各种技术进行车辆定位，确定最优行驶路线，并进行定位跟踪。
参考来源 - 基于GIS/GPS车辆定位导航系统的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The apparatus also includes position determination logic configured to calculate a device position based on the plurality of transmitters and the plurality of channel estimates.
所述设备还包含位置确定逻辑，其经配置以基于所述多个发射器和所 述多个信道估计来计算装置位置。
Therefore, the future research in child passenger safety should include the child injury biomechanics, child dummy improvement, seatbelt position determination, and dummy posture control.
儿童安全保护的研究方向是：儿童损伤生物力学，儿童假人的改进，儿童安全带位置及假人姿态的控制。
I'm just saying that I'm in no position to make that determination — and, so long as the image is legal, I'm in no position to keep you from looking at a Web site about it.
我只是说我没有权利来做这个决定，只要这图片是合法，我没有权利阻止你看一个关于它的网页。
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