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person:(zhang, ming)
Motor driving device, control method, vehicle, and readable storage medium
Control method and control device of laser car lamp and laser car lamp system
Pre-gravity compensation type large reservoir sewage self-purification equipment
Hoisting device and hoisting method of composite floor slab
Unmanned aerial vehicle aerial seeding afforestation method
Operator protecting system and overhead working truck using system
Multi-piston driving type synthetic jet underwater propeller
Vertical column of deepwater semi-submersible oil storage platform
Portable crane suitable for mounting rack type equipment and operating method thereof