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Universal support of hydraulic cylinder
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Retractable double-lifting-point boat retracting device and using method thereof
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Novel push rod type boat davit and use method thereof
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Energy storage type automatic pipeline flushing device and method
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A kind of high low speed automatic switchover system and its switching method for rescue boat removal process
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A kind of dual-power automatic switching device and its control method suitable for ship lifesaving appliance
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Dink hook gear
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A kind of automatic distributing and discharging and recovery system of unmanned boat
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A kind of ship's crane hydraulic emergency stop unit
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Hydraulic power distribution system for double windlass
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A kind of overflow type hydraulic explosion-proof valve
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A kind of device elevating platform assembly of diving of going sightseeing
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A kind of rotary caging device of ship's crane
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A kind of adjustable telescopic arm slide block structure
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A kind of detachable idler wheel mechanism of goliath peculiar to vessel
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The electric heat tracing device cold-proof for polar region ship deck machinery
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Ship's crane human system
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