Internal and external circulation air filtering device for automobile
Smoke vehicle detection based on robust codebook model and robust volume local binary count patterns
Communication method of expressway traffic accident early warning prediction system
Control method of turnout compensation control system based on vehicle-rail cooperation
Abnormality detection device and method for elevator door
Elevator door motor with anti-theft function and anti-theft method thereof
Elevator safety auxiliary protection device and protection method
Intelligent bicycle information displaying method and system