All-terrain wounded person on-site carrying backpack for single search and rescue
Anti-toppling device for stacked materials in carriage
Automobile hollow bottom cover adopting honeycomb ventilation structure
Battery temperature adjusting system and vehicle comprising same
Bilateral independent two-gear electric driving device for tracked vehicle
Building structure with mixed function space in front of railway station
Casting blank transportation equipment for remote transportation
Compression detection and video monitoring device for buffer in elevator pit
Connecting piece for end support of automobile engine