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person:("Liu, jiang")
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person:("Liu, liang")
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person:("Liu, qian")
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person:("Liu, xiang")
Automatische Bodengeschwindigkeitssteuerung für ein Arbeitsfahrzeug
Plant protection unmanned aerial vehicle capable of judging heading in real time
Plant protection unmanned aerial vehicle with wide spraying range
Agricultural spraying unmanned aerial vehicle capable of automatically adjusting pesticide amount
Pelteobagrus vachelli breeding water body oxygenation and convection current integral device