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person:(long, zhang)
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person:(long, cheng)
Bridge anti-collision early warning system and method, device and storage medium
High and steep slope safety monitoring and early warning method, system and equipment
Underwater target detection equipment and method and buoyant raft
High-reliability fully-embedded atmospheric data system for flying wing type aircraft
A semi-embedded atmospheric data system for flying wing aircraft
Instantaneous Sub-meter Level Precise Point Positioning of Low-Cost Smartphones
Fully embedded atmospheric data system for flying wing type aircraft
Tower crane safety monitoring equipment and system integrating multi-system function interaction
Airspeed measuring device and method for double-flying-wing unmanned aerial vehicle
Mechanical mileage recording device and installation mode
Patch-type passive surface acoustic wave sensing device and intelligent tire
Unmanned ship and data self-destruction method thereof
PATCH-TYPE PASSIVE SURFACE ACOUSTIC WAVE SENSING APPARATUS AND INTELLIGENT TIRE
Air-drop type ocean data measuring device and data processing device
Portable vertical and transverse wheel-rail force calibration device and calibration method thereof
Anti-overheating protection method and device for brake resistor
Inverted T-shaped dock gate control pipeline real-time monitoring system