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| 31. | Thus the fracture likely initiated from fatigue sharpened cracks originating from slag and void in the plug welds. |
| 因此，断裂可能是由于从塞焊焊缝内的焊渣和气孔外形成的尖锐的疲劳裂纹而产生的。 |
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| 32. | As the disease progresses, blood clots may develop and plug up the artery, blocking circulation completely. |
| 病情发展就会形成血块，将动脉堵住，使循环完全断绝。 |
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| 33. | However, the pressure drop occurs almost completely in the plug. |
| 然而，压力降几乎完全发生在多孔塞中。 |
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| 34. | I keep replacing the plug but it won't stay in. |
| 我一再把头进去，但它很快就松落了。 |
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| 35. | In my bathroom I had only scalding hot water in the bathtub but no plug. |
| 盥洗室里只有洗澡盆能放滚烫的热水，盆里却没有堵水的塞子。 |
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| 36. | We must plug the hole in the rowboat. |
| 我们必须把游艇的洞堵上。 |
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| 37. | These holes were to be ground smooth, painted, and filled with a rubber plug. |
| 这些孔要磨光，油漆，并塞以橡胶塞。 |
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| 38. | All but plug and backmix require rather sophisticated mathematical analysis to yield the necessary information. |
| 除了活塞流与返混流之外，其它都需要比较深的数学分析，才能获得必要的资料。 |
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| 39. | Close examination of the plug welds showed the existence of herringbone patterns near the slag and voids in welds. |
| 对塞焊焊缝的详细检查表明在焊渣及气孔附近，焊缝中存在着人字型裂纹。 |
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| 40. | They make use of advertisements to plug the new product. |
| 他们利用广告广为宣传这种新产品。 |
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