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