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In addition to a small simulative tunnel, a bigger one was constructed in the laboratory to simulate the full-scale tunnel in this study. 研究過(guò)程中，除施作小型模擬隧道掃瞄試驗(yàn)外，亦制作一尺寸接近真實(shí)隧道之大型模擬隧道施作掃瞄試驗(yàn)。