当您坐在一个最舒适,而且符合您工作高度的椅子时,您要确定您的双脚可平放于地面上或椅子的踏板上,大部分的椅子都有可调整椅座高度的气压轴,您可使用气压的把手来轻易升降椅座。
When you sit in one of the most comfortable, and fit your work when the height of the chair, you can be sure of your feet flat on the floor or the pedal of the chair, on most chairs have adjustable seat height of gas finale, you can use pneumatic hand to lift chair easily.