论文部分内容阅读
大家知道,盲人是靠手指触摸特制的盲文符号认字的,而对于用笔写出的文字则无法辨认。针对这种情况,法国科学家
As we all know, blind people touch fingerprints on specially crafted Braille symbols, and they can not recognize words written in a pen. In response to this situation, French scientists