Summarizing former calculating models and the theories of double-row pile, and pointingout the research direction of double-row pile's development.
2、综述以往双排桩结构的计算模型和计算理论，介绍双排桩研究的发展方向。
参考来源 - 桩土效应下双排桩三维数值模拟及性状研究In order to providing the calculating theory and study method of RAEC for the work of REIA, the paper modifies and improves the box model——one of the RAEC calculating models.
本文通过对大气环境容量计算模型——箱模型的修正和改进,为区域环境影响评价工作提供了一种大气环境容量计算理论和研究方法。
参考来源 - 区域大气环境容量核算方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Calculating models for flat and spherical planetary fixture were developed.
建立了平板型和球面型行星夹具膜厚均匀性的计算模型。
The theoretical and calculating models of field emission properties of metal cone and wedge are established.
建立了金属圆锥和楔形场发射体性能的理论计算模型。
The paper studies how to utilize calculating models of various roof pressure and develops advantages of every kind of model.
本文利用现有多种顶板压力计算模型，充分发挥每种模型的优势。
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