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person:("zhou xiaolin")
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person:("zhou xiaomin")
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person:("zhou xiaobing")
Ventilation oil tank for aircraft lubricating oil system
Accelerator platform braking mechanism and method for airplane
Information notification method and device, electronic equipment and medium
Municipal road granite kerb carrying device and using method
Surveying and mapping device based on unmanned aerial vehicle
Integrated adjustable commercial vehicle plastic front lower part protection device
Urban rail transit non-network application library and power supply system
Urban rail transit network-free vehicle base system and maintenance process thereof
Aerial photographing device for geographic surveying and mapping
Winter car washing method and system for intelligent rail train
Intelligent robot dust removal system and method based on machine vision
Intelligent flexible manipulator device for purging bottom of metro vehicle
Intelligent patrol system of unmanned aerial vehicle based on parking apron cluster
Self-resetting displacement device of automatic vehicle base signal transponder