The key technique for precise orientation of RS image in GCP scarce region is to obtain the high-precision elements of exterior orientation on the imaging moment.
稀少控制点地区遥感影像精确纠正的关键在于获得拍摄时刻影像的高精度外方位元素。
The PPS orientating system for tunneling can make a precise orientation for TBM and its tunneling direction by provide the related information of tunneling error from TBM to the operator.
TBM的PPS定位、导向系统，可为TBM确切位置和掘进方向定位，为操作手提供TBM偏离轴线的信息。
The video presentation delivers a comfortable operator interface while offering a distinct, sharp visual image allowing for precise orientation of the measurement crosshair or vision tools.
视频显示有舒适的操作员接口可以清楚的看到清晰的图像，并能对测量准星或可视工具进行精确定位。
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