Stress distribution and moving characteristics are obtained through simulation when the wheel contacts with sand. The validity of simulation model is verified by experiments.
通过仿真得到车轮与沙土颗粒接触时的应力分布关系，以及运动特性关系，并通过实验验证仿真模型的正确性。
Qualitative and quantitative experiments demonstrate that the proposed codebook model can effectively detect moving object under complex dynamic background.
使用覆盖率—准确率曲线评价的实验结果证明，所提出的码书模型可以有效检测复杂背景下的运动物体。
Three experiments are described in the paper, i. e. the sound image of cross array with five elements, the sound image of underwater engine, and the sound image of moving ship model.
文中介绍了关于三种不同声源的声图像试验及试验结果，即：水下五元十字形声源的声图像；某型水下发动机的声图像和一艘水面航行船模的声图像。
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