根据盐酸大观霉素的溶解度特性,采用自然冷却法培养出单晶。
Single crystal of spectinomycin dihydrochloride was cultivated by natural cooling method according to its characteristic of solubility.
然而,目前还缺乏对连续降温冷却法进行蛋白质结晶的系统研究。
However, there is a noticeable lack of systematic study on cooling crystallisation of proteins.
蒸发冷却法只有在阱里行得通,而这种冷却技术配合磁阱来做效果最好。
Evaporative cooling can work only in a trap, and magnetic traps are the ones that work best with this cooling technique.
对定向凝固区域熔化液态金属冷却法的固液界面前沿温度梯度进行了测定。
The temperature gradient in front of S/L interface was measured on Zone Melting Liquid Metal Cooling(ZMLMC) directional solidification apparatus.
使用制冷机冷却压蜡模具比水冷却法效率高,劳动条件好,提高了蜡模表面粗糙度。
To cool the pattern injection die by refrigerator is more efficient than by water cool, and it provides better working conditions and improves the surface degree of finish of the wax pattern.
迷走神经刺激术、脑电刺激术、冷却法、放射疗法等物理疗法为难治性癫痫的治疗拓宽新的思路。
The physiotherapy including vagus nerve stimulation, brain stimulation, cooling, radiation therapy extended our thought for treating intractable epilepsy.
结论:通过降低热点区SAR值的方法增加EHS,用表面冷却法增加EHD,提高微波辐射器性能。
Conclusion: With the enlarged EHS by decrease the SAR at hot spot and increased EHD by means of water superficial cooling, the MW-applicator capabilities can be improved.
研究方法和主要成果如下:使用电阻炉熔炼a356铝合金,并采用斜坡冷却法进行半固态熔体的制备。
Research method and main results is as following: Using electrical resistance furnace and cooling slope to melt A356 aluminum alloy and gain the semi-solid slurry.
采用激冷斜槽法和低过热法进行浇注料坯的试验,在试验中研究了不同浇注温度和冷却板倾斜角度对所浇注料坯的微观组织的影响。
The experience was conducted using cooling slope and low superheat processes, effects of pouring temperature and the degree of slope on the billet's structure were researched.
采取有限元法对内冷屏的受热状况进行了计算分析,以验证内冷屏氦冷却管道设计方案的可靠性。
The heat load to the vacuum vessel thermal shield (VVTS) is analyzed by FLUENT finite element software in order to demonstrate that the design of cooling tubes is reliable.
芴的提取精制过程是先间歇蒸馏洗油馏份或蒽油馏份切取芴主馏份,再采用冷却结晶法或溶剂结晶法精制芴主馏份得到芴。
The extraction and refining process includes distillating washing oil or anthracene oil to get fluorene distillate, then crystallizing the fluorene distillate to get fluorene using cooling or solvent.
在其中热水法是比较容易的,hpmc一般是不在热水中溶解的,初期的时候只会在热水中分散,之后冷却。
In the hot water method is relatively easy, HPMC is generally not dissolve in hot water, early will only dispersed in hot water, after cooling.
石灰法是城市污水再生回用于工业循环冷却系统的重要技术。
Lime process is an important technology for reuse of urban reclaimed wastewater in recirculating cooling system.
其次,文章以实船“艾丁湖”为模拟改造对象,论证了当该轮采用加热法处理压载水时的压载水系统和冷却水系统管路改造的可行性。
Thirdly, the paper makes "Adin Lake" ship as the reconstructive object and analyzes the feasibility of rebuilding the pipeline of ballast water system and cooling water system.
运用膨胀法及金相显微镜观察分析35钢连续加热后冷却过程中相变特点。
To observe and analyze the phase transformations characteristics of 35 steel during cooling after continuous heating with dilatate method and metallography microscope.
提出了一个基于集总参数法的车用内燃机冷却系统动态传热模型。
A dynamic heat transfer model based on the lumped parameter method was developed for cooling system of vehicle internal combustion engine.
它们在这些设备中,经过一个连续的系统,清洁,烧煮,冷却,对其使用使用巴氏消毒法消毒。并不断将它们与我们的菌丝体接种。
And what they're doing in our equipment is going through a continuous system which cleans cooks cools and pasteurizes these materials while also continuously inoculating them with our mycelium.
冷却斜板铸造法是实现半固态铸造成形的一种简便而有效的方法,可以以较低的成本生产具有细小球晶组织的铸件。
The cooling slope casting is a branch of semi-solid casting technique, and it is also a simple and effective method to produce castings with fine globular microstructure at low cost.
该法用于锅炉和各类冷却水处理有广泛的前景。
The method has great foreground in boiler and various kinds of cooling water treatment.
为了分析增设暖风窗的合理结构及对发电机组通风冷却系统的影响,本文采用网络分析法对发电机组通风冷却系统进行了计算分析。
In order to analysis the reasonable structure of adding hot wind window and its effect on ventilation cooling system, the network analysis method was adopted to analyze the ventilation cooling system.
介绍用自然冷却结晶法、渗析扩散法和焙烧法回收废酸及合废酸、含石油类杂质废水的处理方法。
It introduces the methods of recovering waste acid and water with waste acid and oily impurity using the natural cooling crystallization, the dialyzing diffusing and roasting.
通过平皿计数法研究了不同类型木质素磺酸盐及其组分对循环冷却水中细菌繁殖速度的影响。
In this paper, the effect of lignosulfonates on bacteria reproduction rate in recirculated cooling (water) has been studied by plate counting method.
论述了风冷发动机冷却风扇的试验法和用无因次特性系数法制取风扇特性曲线的方法。
This paper describes the methods of fan testing and making fan property curve by dimensionless characteristic coefficient for the cooling fan of air-cooled engines.
在用空气焓差法测量空气冷却设备冷量的标准中,空气湿度常用湿球温度取样的方法测得。
According to the criteria on testing air cooling equipments by means of air enthalpy difference method, air humidity is often obtained in the way of sampling wet bulb temperature.
采用金相-硬度法研究了中碳钢(40钢)在加热和冷却时的组织转变。
To adopt the metallography hardness method to study microstructure transformation of medial carbon steel 40 being heated and cooled.
上述试验和分析结果可为生产单位采用内冷却磨削法提供有益的参考。
All mentioned above may offer valuable reference to manufacturers who adopt internal-cooling grinding in production.
采取工程测量控制网,对冷却储存环“S”形束流环的基础、坑道墙,采用全站仪按极坐标法进行高精度定位、测控。
With the engineering survey control network, authors made a high precision orientation, measuring and control to basement, mine gallery wall of CSR beam loop by polar coordinates with total station.
冷却混合物,结晶产物2,8-二氯-5-氟烟酸(III)以离心分离法得到并干燥。
The mixture was cooled and the crystalline product 2,8-dichloro-5-fluoronicotinic acid (III) was isolated by centrifugation and dried.
冷却混合物,结晶产物2,8-二氯-5-氟烟酸(III)以离心分离法得到并干燥。
The mixture was cooled and the crystalline product 2,8-dichloro-5-fluoronicotinic acid (III) was isolated by centrifugation and dried.
应用推荐