Method for quickly updating complete static information of shipborne automatic identification system
Field unmanned aerial vehicle nest power supply device
Long battery cell module, battery pack and power device
Immersible ocean-resistant undercarriage cable assembly
Time service device and method for synchronous data acquisition, roadside system and storage medium
Vehicle exterior sound production control system and method
Traffic information transmission system, road side unit and data processing method
Sky-ground integrated real-time monitoring system and method for carbon dioxide in park
Sensorvorrichtung zur Umfelderfassung eines Fahrzeugs
Vibration and noise reduction shaftless side thrust device and flow channel system
Netting-based wireless charging receiving coil position acquisition device and method
Apparatus and method for obtaining location of wireless charging receiving coil based on mesh shape