在日常生产生活中和社会经济交往中所形成的各种各样的文件、材料、记录、资料、信息等等,都必须写出年、月、日,使之具有时效性、可追踪性和实用价值。因此正确书写年代问题并非小题大作。 在我国长时期以来,人们习惯用两位数书写年 All kinds of documents, materials, records, materials, information and so on formed in daily production and living and social economic exchanges must be year, month and day written to make them timely, traceable and Practical value. Therefore, correctly writing the issue of the era is not a trivial matter. For a long time in our country, people are accustomed to writing year in double digits