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1·These are discernibly clearer than earlier, more heavily compressed recordings used by the Australian investigation.

这些录音的可分辨率比以前的更加清晰，更多的压缩录音在澳大利亚人的调查研究中使用过。

2·This paper proposes the concept of the decision table of the attributes reduction, and gives the method of the reducing attributes based on discernibly vector.

文章提出了决策表的区分向量的概念，并给出了利用区分向量进行属性约简的方法。