液氮

For example, a spill of one cubic foot of liquid nitrogen will vaporize to 696 equivalent volumes of gas at 70°F.

例如，逸出的1立方英尺的液氮在70 °F时将蒸发出696等量体积的气体。

To study the sedimentation coefficient of ribosomal RNA from Saccharomyces cerevisiae,the enzymolysis method and the liquid nitrogen grounding method combined with Trizol Reagent were used for total RNA extraction from Saccharomyces cerevisiae.RNA extraction in Mus musculus Kunming and Danio rerio,was also involved in,which was set as control.

为研究酿酒酵母菌核糖体RNA的沉降系数，用酶解法和液氮研磨法裂解酿酒酵母菌的细胞壁，Trizol Reagent提取其总RNA，同时提取小白鼠和斑马鱼的总RNA进行比较。

Based on this, a liquid nitrogen cooled screen device is developed to control the radiation degradation of deuterium lamp.

建立了氘灯真空辐射特性测试系统，利用该系统对液氮制冷屏装置的有效性进行了考察。

This paper analyzes the vacuum radiation degradation mechanism of the deuterium lamp with MgF2 window.

在此基础上，研制了液氮制冷屏装置来抑制氘灯衰减。

The results show that the surface out-gassing is mainly responsible for the pressure increase, and that at 77K, the base pressure in the Dewar vacuum interlayer can be 5.0×10^(-4)Pa and maintained for a fairly long period of time.

研究结果表明：玻璃钢复合材料放气率是影响夹层真空度的主要因素；在液氮温度下杜瓦夹层动态真空度可达5×10^(-4)Pa，并可长期使用而真空度不变。

The temperature difference between the product and the surrounding environment

因为产品和周围环境的温差即使是在冬天也非常大，保持液氮和周围环境隔离是很重要的。

Based on hemagglutination specificity test,absorption and eluate test,and hemagglutination inhibition assay,it was showed to be specific only for the human H blood ...

杂交瘤细胞在液氮中贮存1年，分泌抗体能力不变。抗体经56℃保温30min及-20℃和37℃反复冻融试验，凝血活性保持稳定。可望能取代传统的抗H试剂而用于临床血型分型。

The treatment of cervical erosion:(1) electric iron therapy: the use of high-frequency current erosive burning face, good curative effect, simple operation, low recurrence rate (2) liquid nitrogen cryotherapy: pain, less bleeding, a high rate of fetal more (3) laser treatment: the use of laser erosion organizations so that charring eschar.

宫颈糜烂的治疗：(1)电熨治疗：利用高频电流烧灼糜烂面，疗效好，操作简单，复发率低(2)液氮冷冻疗法：无痛，出血少，一次胎愈率高(3)激光治疗：采用激光使糜烂组织炭化结痂。

Second cervical erosion treatment: 1, electric iron therapy: the use of high-frequency current erosive burning face, good curative effect, simple operation, low recurrence rate. 2, liquid nitrogen cryotherapy: Making frozen lesions, necrosis, loss, no pain, less bleeding, a high cure rate, 3, laser treatment: so rotten to the core organization carbonized eschar.

二度宫颈糜烂的治疗：1、电熨治疗：利用高频电流烧灼糜烂面，疗效好，操作简单，复发率低。2、液氮冷冻疗法：使病变组织冷冻、坏死、脱落、无痛苦、出血少、一次治愈率高，3、激光治疗：使糜烂组织炭化结痂。

Result patient of wet wart of acuteness of 79 gestation vulva, nurse through psychology, the mood is good 75, state of mind is stable liquid nitrogen of 4; classics is refrigerant after be being treated jointly with MEBO, leather damage achieves Zhou Yu of 1 week of ~2 to close, the 3rd month after art of apparent scar; is not being had after art is not had add excrescence newly, continue to follow visit to 6 months, have a relapse without, produce undesirable reaction without, stop without a patient gravid.

结果79例妊娠期外阴尖锐湿疣病人，通过心理护理，情绪良好75例，心态平稳4例；经液氮冷冻和MEBO联合治疗后，皮损创面1周~2周愈合，术后无明显瘢痕；术后第3个月无新增赘生物，继续随访至6个月，无一例复发，无一例发生不良反应，无一例病人终止妊娠。

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