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person:("SHI long")
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person:("SHI dong")
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person:("SHI hong")
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person:("SHI song")
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person:("SHI yong")
New energy automobile charging management system based on Internet
Electric adjusting mechanism for automobile seat backrest
Axle counting system and axle counting diagnostic device used for axle counting system
Fault detection system of train-ground communication system
Automobile and multi-connecting-rod folding seat thereof