Results show that this model can be used to explain the experimental result efficiently, and it provides correct reference for the GPR use in measuring the depth of the concrete with good accuracy.

• 结果表明：该模型能很好地说明所得试验结果，为地质雷达用于隧道衬砌混凝土衬砌深度的精确测量提供了必要的修正依据。