图论是一门应用性很强的学科，在计算机科学、信息论等各个方面都有着广泛的应用。
Graph theory is a very useful subject, which is widely used in manyfields, for computer technology, information theory and cybernetics.
它同其它学科一样，有自己的研究对象和研究任务，是一门理论性与应用性相统一，多学科交叉的社会学科。
Like other subjects, it is a subject-bounded social subjects, which is a unity of the theory and the practice, having its own study object and study target.
网络信息计量学是信息计量学的分支学科，也是一门交叉性的边缘应用性学科。
Webometrics is a branch of bibliometrics, and is also an applied cross-disciplinary science.
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