practical exercise

However, it is a problem how to exercise those definition and properties in practice. So this paper proposes temporal relational pattern to realize switching from theory of temporal data to practical application. This paper applies theory of rough set to study temporal data mining.

本文提出的时态关系模式在这方面作了初步研究，在时态数据理论上的定义、性质和实际应用之间建立了一个转换的机制，并且运用了粗糙集理论对时态数据挖掘进行了研究。

According to the characteristics and developing requirements in teaching computer language course, we develop C language program course CAI, exercise books and experimental guiding books based on network environment to improve students' practical ability and lay good foundation for the development of their individuality.

根据计算机语言课程的教学特点和发展要求。开发C语言程序设计课程CAI课件和基于网络环境的习题集及实验指导书，为学生实践能力的提高和个性发展打下良好的基础。

Montessori's education method including training in muscle, training in sense organ, exercise of practical life and education of preliminary knowledge is considered as a scientific method of infant education. It reflects a new idea about child development and child education.

包括肌肉训练、感官训练、实际生活练习、初步知识教育在内的蒙台梭利教育法，在世界幼儿教育界被认为是一种科学的幼儿教育方法，反映了新的儿童发展和儿童教育观。