Through investigation on the mined-out areas, its distribution and spatial pattern were grasped by a certain technical measure, and the treatment measures for these mined-out areas were proposed.
通过对采空区的调查研究，采用一定的工程手段，掌握了采空区的分布范围和空间形态，并提出采空区处理方法。
Propose six measures helping undergraduates with the development of technical creativity based on the result of an investigation: (1) lay a solid intellectual foundation;
根据技术创造力的影响因素和测查结果的分析，笔者对培养大学生技术创造力提出了六条建议：（1）打好知识基础；
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