建立了其受力变形分析模型，并以衬垫系统的最大拉应变作为控制标准，建立了工程上衬垫系统的抗沉陷设计方法。
Taking the maximum tensile strain of the liner system as the control parameter, the design method of the liner system resisting the local subsidence was given for the engineering application.
采用某矿区实测资料对模型进行验证，预计结果最大相对误差9%，可以满足矿山开采沉陷预测的要求。
The measured data of the mining area are used to verify the model with the expected results of the maximum relative error 9%, which can meet the requirements of mining subsidence.
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