一、调查背景和目的早在20世纪50年代,我国就开始手语的规范和统一工作。面对信息化的21世纪,中国手语的研究和推广还存在很多问题,有相当长的路要走。为了贯彻国务院批转的《中国残疾人事业“十五”计划纲要》中“要继续推广中国手语,制定计算机等专业手语”的要求,为了充分了 I. Background and Purpose of the Investigation As early as the 1950s, our country began to regulate and unify the sign language. In the 21st century of informationization, there are still many problems in the study and promotion of Chinese sign language, and there is still a long way to go. In order to carry out the requirement of “continuing to promote Chinese sign language and making professional sign language such as computer” in the “Outline for the Tenth Five-year Plan” for the “Cause of Disabled Persons in China” approved by the State Council for approval,