Design alterations are an important link to occasion the breakthrough in construction estimate.
设计变更是造成工程概算突破的重要环节。
This paper adopts the least square method to estimate the construction cost of the transmission-line.
采用最小二乘法对输电线路铺设成本进行了拟合估算。
This paper adopts the least square method to estimate the construction cost of the transmission-line.
采用最小二乘法对输电线路铺设成本进行了拟合估算。
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