公有领域的价值是既鼓励作者创作出更多新的作品,又能使更多的人能够利用前人的智慧创造出更加有价值的作品,促进知识的传播和发展。本文详细阐述了中文图书甄别是否进入公有领域的必要性,通过确定正式出版物、权利人、个人生卒年和作品发表年、著作方式的内涵等方法对中文图书进入公有领域进行甄别。 The value of the public domain not only encourages authors to create more new works, but also enables more people to use their wisdom to create more valuable works and promote the dissemination and development of knowledge. This article elaborates on the necessity of Chinese book screening in the public domain. It identifies the Chinese book entering the public domain by means of determining the formal publication, the right holder, the date of birth and death of the individual, the year of publication, the connotation of the writing style.