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Ship draft detection facility and early warning system
Hot-line work platform with voltage class of 220kV and below
Cooperative operation mode research method based on auv and underwater glider cluster
Mounting seat of integral cantilever and mounting structure of integral cantilever
Connector, cantilever device and manufacturing process
Sealing structure, sealing assembly for air conditioner and metro vehicle air conditioning unit
Vacuum container device for simulating low-pressure dust storm environment of Mars
Agricultural pest information acquisition system and method
Steel rail fastener fastening state detection method and device