Intelligent remote control ammonia concentration testing system
Casing bearing capacity prediction method, casing and aviation gas turbine engine
Guiding umbrella structure for traction umbrella system
Gravity air-drop method suitable for chariot air-drop system
Device and method for realizing high-altitude precise throwing of heavy materials
Evolution of the Transient Saturated Zone and Stability Analysis of Slopes under Rainfall Conditions
Anti-interference method and device for marching after landing of air-drop combat vehicle
Air-drop gravity type buffer air bag installation system
College student formula racing car braking mechanism based on EBS system