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person:(Yu, quan)
Magnetic gear transmission bionic robotic fish adopting static seal and joint module thereof
Glass fiber board, preparation method and automobile front cover outer board
Restoration device for ecological environment protection of riverway
Confluence type throttling speed regulation multi-way valve and accelerator linkage control system
Multi-way valve with microswitch and torque integrated control system
Comprehensive desertification control device based on coma assembly
Parking space detection system based on video AI identification
Multi-way valve and force limit integrated operation control system
Gas-liquid separator for thermal management system of automobile air conditioner
Gas-liquid separator for thermal management system of automobile air conditioner
Multilevel cooperation-based unmanned aerial vehicle spraying operation method and device