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Ship shunting lightering system and control method thereof
Ship lock entering and exiting guiding device and guiding method thereof
Ship, inclined ladder foot fixing and damping device for ship and mounting method
Robot for collecting and treating algae in lakes and reservoirs
Reservoir unattended movable water quality monitoring system
Rapid construction method suitable for prefabricated retaining wall in complex terrain
Multi-model engineering machinery linkage operation method and system in road construction
METHOD OF SYSTEM OF AUTOMATICALLY CONTROLLING OPENING HEIGHT OF POWER TAILGATE FOR VEHICLE
Marine spilled oil recycling and dragging integrated device
Ir-192 radioactive source transportation protection device
Floating tunnel system capable of inhibiting dynamic response
Combined full-height closed type lifting platform door system