Discuss the considerable problems when using "back calculation method".
并讨论运用反算法时应考虑的问题。
Based on theory of inertial point, a new assessment method of back calculation of modulus is put forward with the assessment criterion provided.
基于惰性点理论，提出了一种新的模量反算判别方法，并给出了判别标准。
The back calculation of pavement layer moduli and the method of estimate is researched according to the measured FWD data from the field test of the existing cement concrete pavement road.
根据某旧水泥混凝土路面改建时的FWD检测数据，研究了旧层状体系路面的评价方法及模量反算。
This research may be used as guidance for SASW field tests and back-calculation.
研究成果可用来指导现场测试和土层反演。
Most back-calculation theories are based on the linear elastic layer system and quietude analysis method, which neglected the nonlinear peculiarity of the pavement material.
现有的反算理论大多建立在弹性层状体系和拟静力分析方法的基础之上，忽略了路面材料应力应变非线性特性。
By comparison of the average values, the 3d deformations at F7 fault and SLATE section were compared and analyzed, and were verified with the results of back-calculation of ground stress fields.
采用均值比较方法分析f 7断层和板岩地段的三维变形规律，并与地应力场反演结果进行印证分析。
By comparison of the average values, the 3d deformations at F7 fault and SLATE section were compared and analyzed, and were verified with the results of back-calculation of ground stress fields.
采用均值比较方法分析f 7断层和板岩地段的三维变形规律，并与地应力场反演结果进行印证分析。
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