Through the analysis of mechanic model of spline function, the paper proposed a simple, convenient and efficient sheet assimilative method based on finite element to calculate earthwork volume.
在分析样条函数的力学模型基础上，提出了一种根据地面标高利用薄板比拟法计算土方量的简便、实用、高效的方法。
To reduce earthwork costs, the volume of the fills should be equal to the volume of the cuts .
为了降低土方工程的费用，填方量应等于挖方量。
To improve the accuracy of cut & fill earthwork volume calculation, triangulate irregular network(TIN)was adopted to build the design model and real model.
为了提高填挖方计算精度，采用构建不规则三角网法，构建设计模型与现实模型。
To improve the accuracy of cut & fill earthwork volume calculation, triangulate irregular network(TIN)was adopted to build the design model and real model.
为了提高填挖方计算精度，采用构建不规则三角网法，构建设计模型与现实模型。
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