Replace backrest covering together with heating element and perform function test.
将靠背罩和加热部件一起更换并执行功能测试。
The shape of the holes that penetrate the chair backrest has better be an ellipse.
所述穿透椅背的孔的形状最好是椭圆形。
They can also remain raised to form a backrest to support you in a sitting position.
他们还可以继续提高，形成一个靠背，支持以坐着的立场。
Choose a suitable chair with backrest, arm rest and firm seat to provide good support.
椅子应有靠背及扶手, 坐垫要软硬适中。
The automobile seat of the utility model is composed of a backrest and a seat cushion.
一种车用座椅，由靠背和座垫两部分组成。
The massaged area should be well supported, e. g. by using pillows or chair with backrest.
被按摩的部位要有足够承托如用枕头或有靠背的椅
Calculation and application of pushing in reinforced concrete rear backrest caisson culvert
顶进箱涵钢筋混凝土后靠背验算及应用
Either your chair must have some sort of lumbar support or a pillow or backrest achieves this.
你的椅子得有一个能支撑腰部的靠垫或者靠背什么的。
As an example, the surface form of the wheelchair's backrest has been design with the method proposed.
最后以轮椅靠背的曲面设计为例，论述该方法的应用。
The seats can be moved foreward and backward, upward and downward, and the backrest angle can be adjusted.
座椅具有纵向移动，前后高度升降及靠背可调节的功能。
Streamline designed, abopt ergonomic curvilinear backrest, luxurious looking. use abuanced ventilate pu material.
多种操作模式，六种自动程序可供选择。
Two electronic rods in the back and calf support, the angle of backrest and legrest can be adjusted independently.
双电动推杆设计，可随意调节小腿和靠背的角度。
The sponge in the cushion and the backrest are both manufactured by employing freeze foaming and forming techniques.
座垫和靠背海绵均采用冷固化发泡成型技术制造。
The depth of the seat should be appropriate so that the patient can sit straight with his her back supported by the backrest.
腰背应保持挺直，椅子深度应能使背部轻松地贴靠椅背。
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