featured Practical application of shielding device in examination room
In recent years, test room shields have appeared many times in school classrooms, churches, conference rooms and other places, and have become indispensable equipment. Its essence is to interfere with the wireless...
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Development and application of UAV countermeasure equipment in recent years
In recent years, the drone industry has developed rapidly. Many drones are used in various fields such as news, logistics, entertainment, etc. While people enjoy the convenience brought by drones,...
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