This possibility requires the adaptation of the collective environment to the demands of the entire population and depends on the principle of universal design, the only one that takes into account the anthropometric and sensorial differences among people.
此种可能性要求改变集体环境使之适应全民需要，并有赖于“通用设计”原则，这是考虑到人民的人体测量和感官差异的唯一设计原则。