应用文，也称实用文，是人们在日常生活、学习和工作中广泛应用的具有惯用格式的一种文体，其表达方式一般以说明为主，有些也适当运用叙述、议论和抒情。应用文是党政机关、群众团体、企事业单位以及个人处理日常事务不可缺少的工具，在现代化的信息社会中具有非常重要的作用 Applied language, also known as practical writing, is a kind of style with a common format that is widely used in daily life, study and work. Its expression is mainly based on description, and some are also appropriate to use narration, argument and lyric. The application of the text is an indispensable tool for the party and government organs, mass organizations, enterprises and institutions as well as individuals to handle daily affairs, in the modern information society has a very important role