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| 41. | The selective exposure of tissues to extreme cold, often by applying a probe containing liquid nitrogen |
| 冷冻手术有选择地将组织暴露在极度寒冷中，通常用含有液化氮的冷冻探针，来损坏或去除发生病变的细胞 |
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| 42. | The absorbent used is active aluminum oxide at liquid nitrogen temperature, while a highly sensitive |
| 在测定高浓重水中的氘含量时,要把水样先转化为氘气。 |
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| 43. | The study and experiment of saturated liquid nitrogen boiling heat transfer in natural circulation at |
| 试验研究了大气压下自然循环饱和液氮在国产多孔层管内沸腾传热特性。 |
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| 44. | Also, an attacker could cool the black shroud of the warhead using liquid nitrogen, making it invisible |
| 另外，攻击者也可利用液态氮冷却弹头的黑色外壳，以躲避击杀载具上红外线感测器的追踪。 |
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| 45. | The contactive cryotherapy using liquid nitrogen is a satisfying method to treat chronic hypertrophic |
| :液氮接触冷冻疗法是治疗慢性肥厚性鼻炎的一种理想方法 ,操作简单 ,痛苦较少 ,费用较低。 |
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| 46. | The 77 K boiling point of liquid nitrogen, which is a cheap readily available commodity, provides an |
| 但是事实上我们已经克服了这个现实的障碍，而且已经达到了更低温度。 |
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| 47. | A theoretical method, which is based on chromium equivalent theory, to predict the nitrogen solubility |
| 同时,提出了利用铬当量法预测铁合金中氮溶解度的理论方法。 |
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| 48. | problem is that the refrigeration technology needed to keep the superconducting cable supplied with liquid |
| 另一个尚未解决的问题是：通过液氮保持电缆超导性的冷却技术还不适用于商业用途。 |
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| 49. | A liquid, such as liquid nitrogen, that boils at a temperature below about110K(- 160=C)and is used to |
| 致冷剂一种液体，如液化氮，大约在110K（摄氏－160度）以下的温度时发生汽化，被用来获取极低的温度；冷冻剂 |
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| 50. | Liquid nitrogen is inert, colorless, odorless, non corrosive, nonflammable, and extremely cold. |
| 液态氮是惰性的，无色，无嗅，无腐蚀性，不可燃，温度极低。氮构成了大气的大部分（体积比78.03%，重量比75.5%）。 |
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