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person:("LIU yang")
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person:("LIU dong")
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person:("LIU long")
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person:("LIU hong")
Method for rapidly detecting parameters of overhead line system based on rail reference mode
Intelligent networked automobile high-precision map centimeter-level positioning method and system
AUTOMATIC STABLE POSTURE SEABED BASE AND RELEASING METHOD
Automatic stable posture seabed base and releasing method