显微镜下观察皮片下血管网形态。

Morphological changes of vascular network were observed by microscope.

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显微镜下观察并对比皮片下血管网形态。

Shape of subcutaneous vascular network was observed and compared under microscope.

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显微镜下观察并对比皮片下血管网形态。

Shape of subcutaneous vascular network was observed and compared under microscope.

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