拉手
handle三连杆
3 link the shaft 滑道
chute摇杆
rocker摇杆螺栓
Rocker bolts摇杆垫圈
Rocker gasket 梅花栓
Plum suppository 塑料销
Plastic pin 垫圈
Washers床竖条
Double vertical bar 上床帮
Go to bed to help ...
Handle three connecting rods runways Sway a pole swaying the pole bolt swaying the pole washer plum blossom bolt plastic pin Under washer bed being erected going to bed getting out...