科学研究课题:市场上的残疾人椅子品种繁多,但是功能都很单一。我对一把普通的老年人椅子进行了改进,让椅子具备靠背、扶手、活动桌面、翻盖、抽屉式马桶、取尿支架等功能。研究过程与心得:根据人类的体征,我在椅子的坐板上加装了一个抽拉的活动板,活动板下面是一个抽屉式的马桶,抽屉分成三格,中间一格放一个便盆,两边放清洁工具。小小的改装使得这 Scientific research topics: There are a wide range of disabled chairs on the market, but the functions are very simple. I improved an ordinary elderly chair to make the chair with backrests, armrests, mobile desks, flip tops, drawer toilets, urinal stents and more. Research process and experience: According to human signs, I installed on the chair’s seat board a pull the activities of the board, the activities of the board is a drawer toilet, drawer is divided into three compartments, the middle of a box to put a pot, both sides Put cleaning tools. Little modification makes this