座椅靠背耐久性试验机 Chair stability test machine
采取座椅靠背 take a seat back
左后座椅靠背已开锁 Rear left seat backrest unlocked
右后座椅靠背已开锁 Rear right seat backrest unlocked
前排座椅靠背 front seat back
长条式后排座椅靠背罩 bench type rear seat back cover
座椅靠背倾角调节开关 seat back angle switch
汽车座椅靠背 car seat back
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