在此基础上，研究和讨论了拓扑空间的分离性问题，获得正则开分离性的一些结果。
In this paper, some related problems on the topological space are discussed and the regular open separation is obtained.
本论文主要在前人的研究基础上，对相对拓扑空间和弱j -空间的性质作了总结和推广，得到了一些新的结论。
Based on the existent knowledge, some properties of the relative topological space and the weak J -space are summarized and generalized in this thesis. And some new results are proved.
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