查询词典 liquid nitrogen

Results show that the YBCO high temperature superconductive light detector, which works under the temperature of liquid nitrogen, has properties of fast response, high sensibility, good wide bandwidth and good stability.

实验表明，在液氮温度下工作的YBCO高温超导光探测器不仅具有快速响应、较高灵敏度的特点，而且具有良好的宽带特性和较好的稳定性。

In order to identify precisely the species of parasites eggs in kimchi and other related products and distinguish from the plant-parasitizing nemotode eggs, we researched the detection technique of Ascaris egg looked as the highest polluting risk of kimchi. The specific fluorescence quantity PCR method was established by using the Ascaris suum genome DNA as positive control,and the optimum way of breaking the eggshells in liquid nitrogen and thawing at 37℃, and the detection method of single egg.

为了精确地对从泡菜及相关产品中发现的寄生虫卵进行种类鉴定，同时与植物本身的线虫卵进行区别，我们在上述研究的基础上，以污染泡菜风险最高的蛔虫卵作为检测目标，进行了模拟阳性泡菜样品中携带蛔虫卵的荧光PCR检测技术研究，即以猪蛔虫基因组DNA为模板，建立了蛔虫特异性荧光PCR检测方法。

The esthetician sprays the liquid nitrogen onto the age spot and this causes the mark to turn white a month or so after treatment.

美学家在年龄地点之上喷雾液体的氮，而且这导致标志在治疗之后转白色一个月左右。

Methods Reconstruct the ACL of the knee with the BPTB of rabbits which had been preserved for 2 weeks with －80℃ deepfrozen or liquid nitrogen deepfrozen after program freezing,and the cells poison response,cells activity,the maximum load and morphologic changes of the grafts were observed to compare the two allografting groups each other and compare them with the autografting group.

将兔的1/2骨髌腱骨复合体经-80℃深低温保存和程序冷冻液氮保存2周后观察冻存变化差异并行同种异体移植重建前交叉韧带，分别于术后3周和8周观察细胞毒反应、细胞活性、最大载荷和形态学变化等指标进行比较并与自体移植组对照。

Three weeks afer the allografting,there was no significant difference between the two al lografting groups in maximum load(P＞0.05),Eight weeks later,the maximum load of the group that was preserved by liquid nitrogen after program freezing(76.60±4.67)N was better than the group that was preserved by －80℃ deepfrozen(75.99±4.20) and similar with the autografting group(76.72±2.55).4.The healing process and histological behavior of the two deepfrozen groups are similar with the autografting group,and the program freezing group is better.

结果 a经程序冷冻液氮保存方法处理后，髌腱的最大载荷无明显下降，细胞活性得到了较好的保存，组织学观察冷冻损伤较－80℃深低温保存方法轻微；b程序冷冻液氮保存处理的移植物在术后未表现明显的排斥反应，且免疫反应随时间的推移而下降；c移植后3周，各组移植物的最大载荷无显著差异(P＞0.05)，移植后8周，程序冷冻液氮保存组移植物的最大载荷(55.87±1.86)N优于－80℃深低温保存组(52.14±2.79)，而和自体移植组相近(57.70±2.76)N；d从组织学观察看，－80℃深低温保存组和程序冷冻液氮保存组移植后的愈合过程均和自体移植组相似，而程序冷冻液氮保存组的愈合过程和组织学行为更接近于自体移植组。

Results 1.After treated by:program freezing,the maximum load of the allografts has no evident decrease and the cell activity of allografts was preserved well,the frozen hurt after program freezing was more slight than －80℃ deepfrozen,2.No evident reject reaction can be seen during the healing process after deep frozen and the reject reaction declined as the time pass by.3.Three weeks afer the allografting,there was no significant difference between the two al lografting groups in maximum load(P＞0.05),Eight weeks later,the maximum load of the group that was preserved by liquid nitrogen after program freezing(76.60±4.67)N was better than the group that was preserved by －80℃ deepfrozen(75.99±4.20) and similar with the autografting group(76.72±2.55).4.The healing process and histological behavior of the two deepfrozen groups are similar with the autografting group,and the program freezing group is better.

结果 a经程序冷冻液氮保存方法处理后，髌腱的最大载荷无明显下降，细胞活性得到了较好的保存，组织学观察冷冻损伤较－80℃深低温保存方法轻微；b程序冷冻液氮保存处理的移植物在术后未表现明显的排斥反应，且免疫反应随时间的推移而下降；c移植后3周，各组移植物的最大载荷无显著差异(P＞0.05)，移植后8周，程序冷冻液氮保存组移植物的最大载荷(55.87±1.86)N优于－80℃深低温保存组(52.14±2.79)，而和自体移植组相近(57.70±2.76)N；d从组织学观察看，－80℃深低温保存组和程序冷冻液氮保存组移植后的愈合过程均和自体移植组相似，而程序冷冻液氮保存组的愈合过程和组织学行为更接近于自体移植组。

An adiabatic system is designed to obtain the cooled circulating condition for the superconducting magnet. The system is comprised of vacuum adiabatic mti1ayer, copper thermal shield, snake vent-pipe and so on, which elided the complicated frame of liquid nitrogen thermal shield outside of the inner-cryostat, simplified technical structures, and achieved favorable adiabatic effect.

为了获得有效的超导磁体运行的低温环境，研制了一套采用真空多层绝热、铜辐射冷屏、蛇形排气管结构形式的绝热系统，省去了传统的在内杜瓦外面添加液氮屏的结构，简化了工艺结构，操作方便，绝热效果良好。

Methods By lyophilizing the scaffolds which were prefrozen at -20℃ and in liquid nitrogen successively, we prepared double-layered spongy scaffolds.

采用先后于-20℃和液氮中冷冻的预冻方式，冷冻干燥法制备双层支架。

Methods Ground dragon was respectively processed by traditional processing technology and cold-processing technology.The latter was done by the liquid nitrogen rapid freezing technology and lyophilizing technology.By means of qualitative and quantitative tests,SDS-PAGE and the software of ImageTool were applied to analyzing the difference of protein components in ground dragon from the two processing techniques.Fibrin plate method and thrombolysis test in vitro were carried out to determine the difference of the two processing techniques for the fibrinolytic activity.Micro-observation and MTT methods were used to assess the differences of antihepatic cancer activity between the traditional and the cold-processing groups.

方法地龙的炮制采用传统与低温两种工艺，低温炮制采用液氮快速冷冻与冷冻干燥技术；采用SDS-PAGE与ImageTool软件，对两种炮制工艺的地龙蛋白质组成的差异进行定性与定量分析；应用纤维蛋白平板法与体外溶栓试验，定性与定量分析两种炮制工艺的纤溶活性的差异；应用显微观察与MTT法，对两种炮制工艺体外抑制人肝癌细胞增殖活性进行定性与定量比较分析。

In 1999, Kuwayama left the boine world to became head of research at Tokyo's Kato Ladies Clinic, which says it performed nearly 18,000 in-itro fertilization cycles last year. He soon deeloped a quick-freezing method using liquid nitrogen that reduced crystallization and lowered the need for alcohol.

在1999年，Kuwayama离开牛厂去成为东京Kato Ladies Clinic的研究主任，它说，他去年做了18000例体外受精实验，然后不久他发展了用液氮快速冷冻的方法，这种方法不仅降低了结晶而且也减少了对乙醇的需求。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新