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| 31. | agents-evaluation of certain effects of laundering-methods of preparation and use of unsoiled cotton control |
| 表面活性剂－洗涤剂性能比较试验 - 循环洗涤白棉对照布法 |
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| 32. | 1998年8月至9月＜有化美国国家安全：美国与俄罗斯间的浓缩铀协定岌岌可危＞今日武器管制》，武器管制协会。 |
| Arms Control Today. Arms Control Association, August/ September1998. |
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| 33. | institute a comparison |
| 比较, 对照 |
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| 34. | agents－evaluation of certain effects of laundering－ methods of analysis and test for unsoiled cotton control |
| 表面活性剂－既定洗涤效果的测定-洗涤白棉对照布法 |
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| 35. | form (=offer) a contrast |
| 形成对照 |
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| 36. | Methods A 1:1 matched case-control study with 50 pairs on risk factors of cataract was carried out in |
| 方法 采用1:1病例对照研究方法对合肥市及定远县50对老年性白内障及对照进行问卷调查。 |
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| 37. | DESIGN: Randomized, single blind and placebo control prospective study based on patients. |
| 设计:以患者为研究对象,随机、盲、慰剂对照的前瞻性研究。 |
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| 38. | in contrast to; opposite to |
| 对照;对比 |
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| 39. | agents－evaluation of certain effects of laundering－methods of preparation and use of unsoiled cotton control |
| 表面活性剂－洗涤剂性能比较试验-循环洗涤白棉对照布法 |
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| 40. | The lymophocytes separated from the normal human blood are used as a control of the normal diploid. |
| 取正常人全血分离淋巴细胞,作为正常二倍体对照。 |
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