当前,人类社会进入到一个信息化的社会。获取、利用、交流信息逐渐成为人们生存的必要手段之一。因而如何使每一个人都能够没有任何障碍地获取和利用信息,是信息社会中人人平等权利的基础之一。换句话说,信息无障碍是信息平等的一个核心话题。关于信息无障碍,中国互联网协会曾经给出这样一个定义:“信息无障碍是指任何人(无论是健全人还是残疾人,无论是年轻人还是老年人)在任何情况下都能平等地、 At present, human society has entered an information society. Access, use, exchange of information has gradually become one of the means necessary for the survival of people. It is therefore one of the foundations of the equal rights of all people in the information society that each and every individual should be able to access and use information without any obstacles. In other words, accessibility is a central topic of equality of information. With regard to access to information, the Internet Society of China once gave the definition: ”Accessibility refers to the fact that anyone, be it a healthy person or a disabled person, whether young or old, can in all circumstances be equal,