The bore sound-absorption panel is a construction sound-absorption material which have round bore in both the front and back of the density panel.

孔型吸音板是一种在密度板的正面、背面 都开圆孔的结构吸声材料。

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Results: a analogous round mass with high density was surrounded with edema zone in the right temporal lobe.

结果右颞叶类圆形高密度肿块，周边有水肿带，均无强化。

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Results All the cysts were located in mid-posterior mediastinum, presenting as a round or oval mass with clear border and homogeneous density.

结果小儿纵隔肠源性囊肿多位于中后纵隔，呈圆形或椭圆形，密度均匀，边缘清楚。

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