短語(yǔ)詞組短語(yǔ)FRAME SEAT -BACK 靠背骨架Seat And Back 座背seat -back detail 座椅靠背a seat at back 靠近尾部的座位Seat & back fatigue test 靠背和座位疲勞測(cè)試Seat and back static load 座位和靠背靜態(tài)載荷測(cè)試ADJUSTING HANDLE SEAT -BACK RAKE 靠背角度調(diào)節(jié)旋鈕;靠背角度調(diào)節(jié)手柄seat back cushion 座椅靠背軟墊 返回 seat back