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person:("huang jianjun")
Multifunctional adjustable automobile air guide sleeve
Safe dismounting system and dismounting method for power battery and pure electric vehicle
Multi-operation engineering mother ship system and operation method thereof
Large-span bridge arch rib lifting and jacking shipping structure and shipping method
Concrete tunnel immersed tube joint transportation method
Supporting device and supporting construction method for replacement of ancient sunken ship
Non-anchoring loading method and loading system for semi-submerged ship
On-off control method for plug connector of power battery