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41. | dissecting blow pipe |
| 解剖吹管 |
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42. | a foul blow |
| 犯规的一击 |
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43. | Every blow told. |
| 每一击都打中了. |
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44. | fatal Blow; setback |
| 致命的打击 |
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45. | emergency blow manifold |
| 应急吹除阀柱 |
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46. | single-blow heading |
| 单击镦锻 |
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47. | gross blow hole |
| 大气孔(铸件热节上) |
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48. | counter Blow hammer |
| 对击锻锤 |
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49. | air blow floatation |
| 鼓风浮选 |
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50. | blow lamp nozzle |
| 喷灯嘴 |
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