In this paper, a logic mode of ISDN is given by analysing the CCITT's conceptional principles, sorting structures of its functional elements, and their service analysis matrixes.
本文根据CCITT采用的ISDN概念性原则和功能元素分类结构以及相应的业务分析矩阵，给出了ISDN的逻辑模式。
The author also gives his views on the chief principles of compilation, and on the collection, sorting and research of historical materials.
对编写的主要原则和资料的收集、整理、研究等问题，也提出了具体的意见。
By sorting out the diversified meanings of the idea of republic, this essay aims to reveal Strauss 'painstaking reflections on the principles of civilization.
本文旨在剖析共和理念的内在歧义性，以便具体呈现施特劳斯对文明原则的艰难思索。
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