Grey Relational theory can deal with data selection under this condition.

灰色关联理论可以很好地处理这种情况下的数据选择。

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Meanwhile, several relational concepts are defined, and the full and necessary condition under which the standard FDs set becomes a minimum cover, and other problems are discussed.

同时，还定义了与它相关的几个概念，讨论了标准FD集f成为最小覆盖的充要条件及其它问题。

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Results demonstrate that under the Internet condition, customer relational benefits have a strong positive influence on customer satisfaction and other marketing outcomes.

研究发现，网络环境下顾客对关系利益的评价显著影响着顾客的满意度，并且成正相关关系；

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