由于轮椅的构造问题,导致大多数使用轮椅人士在上楼时需要依靠别人的外力来推动轮椅才能前进。 为帮助老年人或伤残人士解决这个困扰，日前法国一家电动轮椅公司设计了一款TopChair-S电动轮椅，使行动不...
Because of structural problems wheelchair, leading most people to use a wheelchair when others need to rely on external forces upstairs to push the wheelchair to move forward. To help elderly or disabled people to solve this puzzle, a few days ago a French electric wheelchair company designed a TopChair-S electric wheelchair, so no action ...
