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person:("zhang liwei")
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person:("cheng liwei")
Interstage mixing and separating structure of carrier rocket
Vehicle power management system and power management method thereof
Instrument mounting plate structure of carrier rocket
Interstage cold separation structure of carrier rocket
Closed-circuit guidance method, device and equipment for controlling vertex height of trajectory
Sub-stage recovery landing mechanism of carrier rocket
Attitude control spray pipe layout structure of carrier rocket
Track transmission device and checking method thereof
Portable unmanned aerial vehicle take-off and landing platform