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Magnetic gear transmission bionic robotic fish adopting static seal and joint module thereof
Glass fiber board, preparation method and automobile front cover outer board
Confluence type throttling speed regulation multi-way valve and accelerator linkage control system
Multi-way valve with microswitch and torque integrated control system
Restoration device for ecological environment protection of riverway
A new type of electro-hydraulic power steering system for heavy-duty commercial vehicles
Comprehensive desertification control device based on coma assembly
Efficient inverted polymer solar cells based on surface modified FTO transparent electrodes
Multi-way valve and force limit integrated operation control system