A novel nonlinear model of rotor/bearing/seal system and numerical analysis
Anti-dazzle rearview mirror electronic control system and anti-dazzle rearview mirror
Multi-functional pull ring safety belt equipment for vehicle
Waterproof ship horizontal mobile phone accessory device
Electromagnetic positioning shoe having skid and fall preventing function
Diving boat mobile phone sleeve provided with rotary shaft
Vertical type wind and solar compensating electric generation aircraft carrier device
Balloon containing carrier provided with rotating shaft
Wind energy airship carrier equipment with universal ball
Magnet positioning shoe having skid and falling resistance functions
Wind-light complementary power generation airship carrier equipment provided with universal joint