I will divide temporal issues into the following categories, and address each one in more detail in subsequent sections.

我把时间问题分成以下类别，并在后面的部分详细描述每个类别。

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In this paper we discuss this problem in detail and put forward a method of mining positive and negative temporal correlation based on statistics.

该文对这类问题进行了详细的讨论，提出了一种基于统计方法的正负时态相关性挖掘算法。

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And the techniques of risk evaluation, temporal and spatial forecasting, testing and information management system are discussed in detail.

作者系统阐述了岩溶塌陷风险评价、时空预测预报、试验测试以及信息管理等技术方法。

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