查询词典 hours

Results: The result is that PCNA positive appeared 6 hours after transplantation, increase unit time pass by, and reach peat at 1 to 2 week. After 2 weeks, PCNA positive of SMC in the tunica media begin to decline and recover to the level 6 hours after the operation at the 8 weeks.

本实验的第三部分，我们将于液氮固定的移植静脉段经组织匀浆后用于研究ECE和ET-1的表达情况，我们分别从mRNA水平和蛋白质水平，采用RT-PCR和免疫组织化学方法，对ECE和ET-1在移植静脉的表达情况进行分析。

Typical turnaround time for consultation requests is less than 48 hours, with many arranged in under 24 hours.

典型的周转时间进行磋商的要求是不少于48小时，许多安排下24小时。

It was also the first to offer the tutorial system. Students attended one or two hours of lectures by professors and one or two hours of tutorials (small groups of 10 to 20 students) with graduate students.

它也是第一个实行导师制的，学生先听教授讲一两个小时的课，而研究生们会再为学生们进行一两个小时的指导（10到20名学生为一小组）。

Methods Twenty patients with SAP underwent HVHF for 72 hours. The ultrafiltrate rate was set at 3000~4000ml/ h and blood flow at 250~300ml/min. The substitute fluid was infused before dilution. Hemofilter was changed every 24 hours.

20例重症急性胰腺炎患者行连续性静脉－静脉HVHF，置换量3000~4000ml/h，均以前稀释方式输入，血流量250~300 ml/min，连续进行72 h以上，每24小时更换一次滤器及血路。

At least we don't need to sweat in the gym to lose those undesirably gained pounds or to dye our hair to gain back those irretrievably lost years in order to look better in front of our classmates of yesteryear, especially those on whom we had a secret crush. We don't need to spend hours upon hours matching their names with faces in the old pictures to no avail, for all have changed in appearance and some even have different names.

别失望。至少我们不必在健身房挥汗减掉未经允许而私自长的赘肉；不必将白发染黑以期能换回业已失去的时光，只为了在当年的同学，尤其是曾心仪的人面前，风光一点；不必白白浪费几个小时的时间去将姓名和旧照片上的面容对号入座，因为他们的外貌全都已经改变了，有些人甚至连姓名也改了。

Mean operating time was 40 minutes (range, 30-90 minutes), and mean hospital stay was eight hours (range, 6-48 hours). One patient developed a small, local extravasation of fluid, but there were no other perioperative complications. At six weeks after the procedure, patients had catheter removal and voiding cystourethrography, followed by urethroscopy one month later.

平均手术时间是40分钟(范围在30-90 分钟)，且平均住院时间为8个小时(范围在6-48小时)，其中一位患者发展较轻微，只有部分的液体外渗，除此之外没有其它手术后并发症；手术后6个星期，患者移除导管并做排尿膀胱摄影，一个月后以尿道镜检视法追踪。

Better results could be obtained, For 40 hours fermentation, cell dry weight and PHB concentration reached 32.7 g · L-1 and 21.4g · L-1 respectively.The synthesis of Poly (β-Hydroxybutyrate-co-β-Hydroxyvalerate) by the strain G-IIIy from different precusor was studied. It was found that the strain G-IIIy could accumulate PHBV with sucrose as carbon source and propionic acid or valeric acid as precursor . In 2L self-controlled fermentor, the dry cell weight, PHBV concentration and PHBV content reached 35.8g·L-1, 22.6g·L-1 and 38.4% respectively in the case of fermentation for 42 hours and the propionic acid as precursor.

研究了添加不同前体物，G-Ⅲy菌株生产聚β-羟基丁酸和聚β-羟基戊酸共聚物的发酵条件，结果表明，此菌株能以丙酸或戊酸为前体，在蔗糖为碳源的条件下合成PHBV共聚物；在2L发酵罐中，以丙酸为前体，发酵16小时开始流加丙酸，根据发酵液pH值变化控制丙酸流加量，发酵42小时，细胞干重、PHBV产量和含量分别达到35.8g/L，22.6g/L，63.13％。

The Vernal Equinox occurs on March 20th or 21st and is one of two days during the year when there are 12 hours of daylight and 12 hours of darkness, the other day is the Autumnal Equinox.

在春分发生在3月20日或21 ，是2天的时候在这一年中有12个小时的日照和12小时的黑暗，有一天是秋分。

We all know that the normal human daily cycle of activity is of 7-8 hours' sleep alternating with some 16-17 hours wakefulness.

农业的发展以及食物与人口的平衡是中国的基本经济问题。

With a model of reversible middle cerebral artery occlusion in rats, the effects of Losartan on the water content of the brain, the contents of Evens blue and the expression of MMP9 were investigated after 24 hours of reperfusion following two hours of cerebral ischemia.

采用血管内栓线阻断法制备大鼠局灶性脑缺血再灌注损伤模型，于脑缺血2？h、再灌注24？h后测定脑组织含水量、伊文斯蓝含量，免疫组织化学方法测定MMP9表达。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。