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person:("SHI dong")
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person:("SHI long")
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person:("SHI hong")
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person:("SHI song")
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person:("SHI yong")
Automobile and multi-connecting-rod folding seat thereof
Axle counting system and axle counting diagnostic device used for axle counting system
Electric adjusting mechanism for automobile seat backrest
Fault detection system of train-ground communication system
Method, device and equipment for preventing vertigo of passenger and storage medium
New energy automobile charging management system based on Internet
Sleeper type internal locking electro-hydraulic conversion equipment