图 1. 各组样本OCT图像与偏振光显微镜图像.
Fig 1 OCT and polarized light microscope images of samples in every group
左、中、右分别为脱矿组、正常对照组和早期龋组；上：偏振光显微镜图像 偏振光显微镜 × 50；下：黄色虚线内为OCT二维图像。
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