一、二次学术文献及其意义 二次文献是指按照一定的原则,对一次文献进行专门的搜集、整理、编辑、加工之后所产生的一种文献,如目录、索引、文摘等。二次文献作为检阅和控制一次学术文献的文献,它的原则主要是为查找一次文献提供线索,并使一次文献有序化。这里的二次学术文献主要指学术文摘、索引和复印报刊资料选刊等。 在知识经济时代,新的知识和其他各种信息骤增长率,人们将这一现象形容为“知识爆炸”。今天要想适应社会,跟上时代前进的步伐,或要想脱颖而出,就必须及时捕捉到足够多的有用信息。而这种捕捉的效率高低、成功与否,就取决于捕捉者的方法运用是否得当。作为一种惯例,作为一种行之有效的捕捉信息的手段,就是充分运用有关的二次文献。 The Second and Second Academic Documents and Their Significance The secondary documents refer to a kind of documents, such as catalogs, indexes and abstracts, produced after a special collection, compilation, editing and processing of a document according to certain principles. The second literature as a review and control of an academic literature, its principle is to find clues to provide a clues, and a literature order. The second academic literature here mainly refers to academic abstracts, indexing and selection of newspapers and periodicals for photocopying. In the era of knowledge-based economy, the growth rate of new knowledge and other kinds of information is sharply increased. People describe this phenomenon as “knowledge explosion.” If we are to adapt to society today, to keep pace with the times, or to stand out from the crowd, we must capture enough useful information in a timely manner. The efficiency of this capture, success or failure, depends on the capture method is used properly. As a convention, an effective means of capturing information is to make full use of the relevant secondary documents.