座椅靠背不应太斜，而应与坐垫大致垂直，驾驶人正坐时，后背大体与靠背平行。
Backrest should not be too inclined, and should be vertical, and the cushion is roughly when drivers are back roughly parallel to the back of a chair.
胶线分别穿过两排定位管，连接靠背和坐垫的硬塑料通风管、木珠和弹性边框；
Rubber wire through these two rows of fixing tubes connects ventilating tube of chair back and cushion wooden beads and elastic frame.
椅子的靠背和坐垫是皮制的，上面压印着黄色的花和叶子。
The chair's back and seat were of leather tooled with yellow flowers and leaves.
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