During earth excavation construction, there is an analog approach process to get the volume of earth excavation.
在土方施工中，采用拟合原理求土方体积的方法，有较好的精度。
During earth excavation construction, there is an analog approach process to get the volume of earth excavation. It will be able to get a better result of accuracy.
在土方施工中，采用拟合原理求土方体积的方法，有较好的精度。
The calculation about the area of filling-in and excavation of canal cross section is the basic work in earth volume of the canal designing.
渠道断面填挖面积计算是渠道设计中的填挖土方量计算的基础工作。
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