... n.未解决的问题 unsolved research problem未解决的研究问题 The problem remains unsolved.这个问题仍未解决。 ...
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To predict the time of landslide is the problem which is still unsolved in landslide research.
滑坡时间预报是滑坡研究中尚未很好解决的课题。
This paper presents and analyses the different research method, results, and the problem unsolved on securities selectivity and market timing in fund performance evaluation.
本文对证券选择和市场时机选择能力的研究方法、结论及存在的问题进行了对比分析和讨论。
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