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The current positioning device can only locate the location, but not the actual scene.
In addition to locating the location, the positioning device also scans the scene. The device could be used in the rescue of disasters such as earthquakes.
It is helpful for people to know the real-time situation of the parties, so that the rescuers will find the parties, and the rescue plan will be developed as soon as possible.
Shandong University Of Technology
Wei wei Jin,