... immediate transportation entry 途中报关进口 forward model 正演模型 statute 成文法 ...
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The simulated results provided theory basic for 2D-simulation;4. Based on 1D simulation, the 2D forward model of GPR electromagnetic wave which propagated in rigid pavement with void is developed.
主要研究内容和成果如下：1．基于电磁波基本理论，建立了路面雷达电磁波在完好刚性路面结构层中传播的正演模型。
参考来源 - 路面雷达在刚性路面脱空识别中的应用研究As the vertical rectangular prism can be used to simulate different underground geological bodies and has been widely applied, the vertical rectangular prism is also used as forward model in this paper.
因为直立矩形棱柱体可以用来模拟地下不同的地质体,并且该模型被广泛的应用,因此,本文也采用直立矩形棱柱体作为正演模型。
参考来源 - 功率谱法计算磁源深度的应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
正演模型也可以用于解释，尤其适用水平井和复杂环境。
Forward modeling is also used for interpretation, particularly in horizontal Wells and complex environments.
变偏移距VS P正演模型是理论研究、波场识别的得力工具。
Walkaway VSP forward modeling is an effective tool for theoretical study and wave field identification.
第三，结合差分法正演模拟设计了两个构造相对复杂的正演模型。
Thirdly, we design two complex structure models by using finite-difference simulation.
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