The backrest doesn't allow the trunk to control the power generated by the arms and legs.
因为运动员背靠器械,躯干无法控制手臂和腿部所产生的功力.
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Behind are equipped with wooden backrest with support bracket.
后面都配有木制靠背支架与支持.
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It's the good displays for bed, TV bench, computer, bookshelf, backrest of car, etc.
可作摆设(床头 、 电视柜旁 、 电脑旁 、 书架 、 汽车靠背 、 汽车摆设等等).
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The truth is, it would be dangerous to sit backrest easy.
事实是,如果坐在那里不闻不问, 那才危险.
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Seat height, thigh support and backrest angle are all individually adjustable.
座椅高度 、 大腿支撑和靠背角度可进行个性化调整.
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Does the chair backrest recline and support your back in different positions?
请问主持靠背放倒和支持你的背部不同的位置?
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A 150 gas spring reclining mechanism in the backrest invites for a restful nap.
气弹簧控制150度可调操纵机构.
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Backrest adjustable as sit, lie, sleep style.
靠背可任意调节为坐 、 躺 、 卧状态.
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"the back of the dental chair was adjustable"