Adjustable fixing foot and foldable cable well anti-falling device
Adjustable heavy large-span steel structure large mechanical floor hoisting walking device
Aero-propulsion Integrated Test Technique in Combustion Heated Impulse Facility (AIAA 2017-2264)
Agricultural machine operation platform and field operation method thereof
Airplane icing on-line detection method based on statistical test and filtering
All-condition road slope estimation method, system and device and storage medium
Alternating-current control modified mining electric locomotive and use method thereof