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person:("LIU jiwen")
Method for eliminating jitter fault of adjustable nozzle in situ on airplane
Inverted siphon construction method for steep and narrow working conditions
Connecting structure of top cover front cross beam and side wall and automobile
Positioning and mounting structure and mounting method of automobile front-end module
Engine compartment stabilizer bar assembly and engine compartment
Connecting structure between vehicle roof and vehicle body
Automobile threshold structure, automobile body and automobile
Assembly structure of wheel fender and bumper of automobile and assembly method thereof