Secondly, based on the study practice for X file data structure in-depth, combined with theoretical basis of system design and spatial database design, paper designed three-dimensional sunshine analysis simulation system.
然后,在对.X文件数据结构作深入研究实践的基础上,结合系统设计和空间数据库设计的理论基础,设计了三维日照分析模拟系统。
参考来源 - 基于Direct3D的三维日照分析模型的研究与实现·2,447,543篇论文数据，部分数据来源于NoteExpress
最后，分析模拟了沿空巷道的锚杆支护情况。
Lastly, the paper simulates bolt timbering of the laneway along the gob.
对其进行分析模拟以提高实战中的作战效能已经成为一个研究热点。
So the research on DBS simulation in order to improve actual battle capability has become hot.
并通过分析模拟的结果，对半螺旋型吸入室的设计做出了一些改进。
Through analyse the result, some improvement is given about the design of the half-helix suction chamber.
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