perforations的意思|示意

The dangerous type chronic otitis media occurs with pars flaccida and marginal perforations.

慢性中耳炎的危险型可出现鼓膜松弛部的穿孔和鼓膜边缘性穿孔.

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This article briefly describes a new perforating technique that will result in clean , open perforations.

本文简要地介绍了一种对产层不会造成伤害的新型射孔技术.

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In addition, chronic tympanitis, perforations, swimming is also easy to make water.

此外, 患有慢性中耳炎 、 鼓膜穿孔的人, 下水游泳也容易使炎症加重.

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Grooves extend to the finished edge, but rear perforations are not visible.

凹槽延伸到成品的优势, 但后排齿孔中不可见.

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The rear perforations are visible on the cut edge.

后方齿孔都是看得见,对切缘.

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This will dislodge any fibers that may be in a vertical positions in the perforations.

这可洗掉孔眼上方垂直方向的任何纤维.

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