cut and fill design
... cut and cover tunnel 挖填方式兴建的隧道 cut and fill design 挖填设计 cut and fill slope 半填半挖式斜坡 ...
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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。
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.
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