In the second chapter, the interaction among a screw dislocation, circular interfacial crack and inclusion is solved based on the electromechanical coupling relation of piezoelectric material.

第二章基于压电材料的机电耦合关系求解螺型位错、圆形界面裂纹与夹杂之间相互作用的问题。

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Based on the inclusion relation of upper approximations and lower approximations of rough set, a new definition of upper approximations and lower approximations can be obtained.

根据粗糙集上下近似的包含关系，得到概念的一种新的上下近似的运算的定义。

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The inclusion relation of topologies is used to recognize the theory of reduction in consistent approximate representation space.

从拓扑的包含关系这一全新的视角进一步认识协调近似表示空间的属性约简理论。

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Roudil further emphasized that non-formal learning is of increasing importance in relation to themes such as poverty reduction, job creation, employability, and social inclusion.

UNESCO: The UNESCO Liaison Office in Brussels and the European Youth Forum push for recognition of non-formal education | United Nations Educational, Scientific and Cultural Organization