| 1. | No water is entering through the deeper perforation .
更深处的射孔则没有水进入。 |
| 2. | This prevents bowel perforation .
这样可以防止肠道穿孔。 |
| 3. | The acute perforation has developed .
发生急性穿孔。 |
| 4. | 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。 |
| 5. | Ingested foreign bodies also have been found to be the cause of perforation of the wall of the intestine .
吞下异物也曾被发现是小肠壁穿孔的原因。 |
| 6. | 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。 |
| 7. | Involvement of the small bowel by primary or metastic neoplasms may occasionally be followed by perforation .
原发性或转移性肿瘤累及小肠也偶可继发穿孔。 |
| 8. | About 15 to 20 percent of patients who require treatment for perforation or bleeding will not have an antecedent history of ulcer pain .
为出血或穿孔而需治疗的病人中，约1520以往无溃疡疼痛的病史。 |
| 9. | Graphic technology - perforations for printing plates
图形技术.印刷平板打孔 |
| 10. | Screen plants - codification for designating perforations
筛板筛孔的标记方法 |
