人體工學課桌椅 預防近視眼和脊椎病
? 坐板隨人的坐姿自動調整角度,使腰頸椎自然挺直,頭部自然抬高,眼睛與桌面保持距離。
? 桌板角度可調,使書本與眼睛視覺平行。
? 四級高度調節(jié)均采用{zx1}國家標準。
HUMAN ENGINGEERING FITMENT
Protect students from myopia and backboneillnesseffectiveely
? The angle of the desk can be adjust, which make your eyes against book directly.
? Seat angle can be adjust automatically,draw yourself up.
|