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More levels of nano-SiO〓 lead to larger particle size. An increase in polymerization reaction temperature causes the decrease in coagulum and increase in viscosity and particle size, and the nano-SiO〓 has same effects at certain temperature. When the levels of hydrophilic monomer acrylic acid and hydroxylethyl methacrylate in core composite are increased, the particle size of emulsifier-free emulsion decreases, in spite of the presence of nano-SiO〓.

无皂乳具有单分散性好、表面洁净、成本低廉、不影响产品性能的特点,首次研究了含或不含纳米粒子的含羟基和羧基的丙烯酸无皂乳聚合,发现含或不含纳米粒子的无皂乳聚合后的粒子粒径较大,具有单分散性;较多的纳米粒子导致较大的乳粒径;反应温度升高,凝聚物含量下降,而乳粘度和乳胶粒粒径增加,在相同的反应温度下,纳米粒子降低了聚合过程中的凝聚物含量,增加了乳聚合物的粘度和粒径;不论纳米粒子是否存在,当无皂乳核组成中亲水单体AA和HEMA用量增加时,乳胶粒粒径均减少。

When the sodium lauryl sulfate and p-octyl polyethylene glycol phenyl ether is used and its level in 3% and 6: 4 ratio, the polymerization process has the lowest coagulum and the highest monomer conversion. Higher reaction temperature and more level hydroxyl value lead to more coagulum, the latter also lead to larger particle size. The acid value has larger influence on viscosity and coagulum, there exist a best range. The emulsion particle size is larger for its hydrophilicity, most of its particles are connected together.

在含较高亲水单体的乳聚合体系中,难以制得稳定的预乳化,不能采用工业生产中常用的预乳化工艺,而只能采用混合单体直接滴加的方法;由于单体混合物的亲水亲油值较高,用阴离子型乳化剂十二烷基硫酸钠和非离子型乳化剂聚乙二醇辛基苯基醚混合,用量为单体总量的3%,且比例在6:4时,乳聚合时具有最低的凝聚物含量和最高的单体转化率;乳聚合反应温度升高,可以提高单体转化率,增加反应速度,但凝聚率相应提高;随着羟基单体含量的增加,聚合过程中凝聚率增加,聚合物乳胶粒平均直径增加;羧基单体有一个最佳的用量(2.6%),过高或过低凝聚率均提高;羧基含量对乳的粘度有较大的影响,当羧基含量较低时,羧基含量增加,乳粘度增加明显;含羟基乳粒子由于含亲水基团较多,使得乳胶粒径增大,乳胶粒子大多数互相凝聚在一起,处于凝聚态。

Furfur. At the same time, selected the culture supernatant. Used the whole-fat-cow"s-milk plate method, the Folin-phenol method and the QuantiCleave proteinase Assay Kit to test the proteinase activity of mycelial phase and yeast phase of M. furfur. The effect of temperature and pH on this assay was also evaluated.Result:①The whole-fat-cow"s-milk plate method: Seven days after inoculation, the proteinase activity of the mycelial phase supernatant (12.5 ± 1.2mm) is higher than that of the yeast phase (9.25±0.71mm)(p.05); With the passage of the inoculation time, the proteinase activity of the mycelial phase is rising; the temperature has no obvious effect on the proteinase

结果:①全脂牛奶平板法:培养第7天菌丝相上清蛋白酶活性(12.5±1.2mm)高于酵母相(9.25±0.71mm)(p<0.05);菌丝相上清蛋白酶活性随培养天数延长而增大;25℃和37℃两种温度对上清蛋白酶活性无明显影响(P>0.05);②Folin-酚法:上清蛋白酶活性随培养天数、菌落计数、菌丝诱导率增加而增大,培养pH值呈下降趋势;同一天的菌丝相上清蛋白酶活性明显高于酵母相(p<0.05);三种温度(25℃、37℃、49℃)及三种pH值(3.8、5.6、7.4)对上清蛋白酶活性无明显影响;温度37℃、pH5.6时菌丝相上清蛋白酶活性最高;③QuantiCleave蛋白酶试剂盒:菌丝相及酵母相上清中均含有蛋白酶且

In this paper we combined three chromatographic separation and purification technique such as affinity chromatography, ion exchanger chromatography and hydrophobic interaction chromatography to develope a new technology of stimutaneous extraction of three enzyme from pancreatin. We optimized the technology by studying the methods of purification and assured the technology as: The crude extraction from the dissolution of Pancreatin is directly absorbed on the DEAE gelose fast flow columnEquilibrating buffer is 0.01mol/L NaoAc-HoAc buffer(pH4.5; eluting buffer is 0.2~0.35mol/LNaCl in 0.01mol/LNaoAc-HoAc buffer (pH4.5), and then be eluted by two steps to acquire the peak of kallikrein.The solution which can"t be adsorbed by DEAE gelose fast flow column is adsorbed on affinity chromatographic column Equilibrating buffer is 0.01mol/LTris-HCl buffer(pH7.5, eluting buffer is 0.5mol/LNaCl in 0.01mol/Ltris-HCl buffer(pH7.5)and then be eluted by one step to acquire the peak of trypsin.The solution which can"t be adsorbed by is pretreated with 30%~80%(NH_4)_2SO_4 fractional precipitation, the deposition of the precipitation is dissolved to beabsorbed on phenyl gelose fast flow columnhydrophobic interaction chromatography condition is Equilibrating buffer is lmol/L(NH_4_2SO_4 in 0.01mol/LNaoAc-HoAc buffer(pH4.5), eluting buffer is 0~0.6mol/L(NH_4)_2SO_4 in 0.01mol/LNaoAc-HoAc buffer (pH4.5) and then be eluted by two steps to acquire the peak of chymotrypsin.

本研究考察了各种纯化方法,将离子交换层析、亲和层析和疏水层析三种分离纯化法相结合,建立了激肽释放酶、胰蛋白酶和糜蛋白酶三酶的联产工艺:胰酶用pH4.5醋酸缓冲溶提取后,粗提直接上DEAE-琼脂糖快胶柱吸附平衡缓冲:0.01mol/LNaoAc-HoAc缓冲(pH4.5,洗脱缓冲:0.01mol/LNaoAc-HoAc缓冲(pH4.5)含0.2~0.35mol/LNaCl分两步洗脱,收集激肽释放酶的洗脱峰;DEAE-琼脂糖快胶的未吸附上亲和层析柱分批吸附平衡缓冲:0.01mol/LTris-HCl缓冲(pH7.5,洗脱:0.5mol/LNaCl溶,一次洗脱,收集胰蛋白酶洗脱峰;最后,亲和层析未吸附用30%~80%硫酸铵分级盐析处理,沉淀溶解后用上苯基—琼脂糖快胶吸附平衡缓冲:0.01mol/LNaAc-HAc缓冲(pH4.5含1mol/L(NH_4)_2SO_4,洗脱缓冲:0.01mol/LNaAc-HAc缓冲(pH4.5)含0~0.6mol/L(NH_4)_2SO_4,分两步洗脱,收集糜蛋白酶的洗脱峰。

UDZ Series liquid level indicator of flap disassembly fast and convenient, the installation position can be arbitrary choice, free to change the direction of observation, thus instrumented great visibility; UDZ series of cost-effective liquid level was significantly higher than that used multiple sets of glass plate liquid level of cost performance; UDZ series of liquid level indicator, the sender's device, as well as the liquid level with the main transmission medium within the complete separation of the measured structural design, so that level gauge in the job has pressure (up to 320KG), toxic and inflammable conditions, with absolute safety and reliability; UDZ-3 type uses innovative design, improve the sensitivity of the sensor, and its near-zero drift FarEasTone signals and long-term stability so that it has always been at the scene consistent level instructions; sensors and the main body has a certain interval, which can be solved effectively under high-temperature liquids (up to 480 ) remote detection and control; antifrost type UDZ Series Level Gauge, are I plant the patented product (Patent No.: ZL00221022 3), guarantees that the use of cryogenic liquid level gauge is not freezing (such as liquid CO2), the effective guarantee of the level of a normal job.

UDZ系列位计的翻板指示器拆装快捷方便,安装方位可任意选择,观察方向可随意改动,因而仪表指示的可视度很大;UDZ系列位计的性能价格比明显高于采用多组玻璃板式位计的性能价格比;UDZ系列位计的指示器,发讯器、以及位变送均与主体内被测介质完全隔离的结构设计,使位计工作在有压(可达320KG)、有毒和易燃的工况下,具有绝对的安全性和可靠性;UDZ-3型采用了新颖设计,提高了传感器的灵敏度,其远传信号近乎零温漂和长期稳定性使其始终于现场位指示保持一致;传感器和主体有一定的间隔,因而能有效地解决高温体(可达480℃)远距离检测和控制;防霜型UDZ系列位计,是我厂的专利产品(专利号:ZL00221022·3),保证了在低温体上使用位计不结冰(如体CO2),有效的保证了位计的正常工作。

The invention relates to a way to prepare nickel, manganum and cobalt hydroxide. The method includes making the mixed solution a coprecipitate with mixed solution B in base solution C. The mixed solution A contains nickel salt, manganese salt and cobalt salt, the mixed solution B is a strong base solution, the base solution C is aqueous ammonia solution. The solution A also contains ammonium salt while solution B also contains aqueous ammonia; besides, after being mixed, the molarity of ammonia in solution A and solution B is the same with that in solution C.

一种镍锰钴氢氧化物沉淀的制备方法,该方法包括将混合A和混合B在底C中进行共沉淀反应,所述混合A中含有镍盐、锰盐、钴盐,所述混合B为强碱溶,所述底C为氨水溶,其中,所述混合A中还含有铵盐,混合B中还含有氨水,并且参于等当量反应的混合A中的铵盐与混合B中的氨水在混合A和混合B混合后氨的摩尔浓度与底C中氨的摩尔浓度相等。

Most pleural effusion aroused by heart failure is bilateral, the quantity of effusion is always small or middle, the effusion is always exuding, the colour of the pleural effusion is always yellow, but the transudate or sanguinolent effusion also can be aroused by heart failure.

心力衰竭引起的胸腔积多为双侧;其积量以少量多见;性质多为漏出,颜色多为黄色,但血性及渗出性积亦不能除外心源性胸腔积。胸腔积;心力衰竭;渗出;漏出

5 Green liquor TTA control 绿液 TTA 控制 The green liquor density pumped to the slaker must be stabilized as much as possible enabling steady causticizing reaction.

石灰消和器内的绿密度必须尽可能稳定,保证苛化反应的稳定进行。

The company has independently developed, development, production of the products have six series, more than 400 varieties, including: wire and cable series: high-temperature compensation wire, control cables, fire-retardant cables, anti-corrosion cable, power cable, 6 ~ 110KV crosslinked power cables, computer cables, silicon rubber cables, high temperature cables, fire-resistant cables, low smoke low halogen, low smoke zero halogen cables, such as the main cable tray; Temperature Instrument Series: ITS900 in line with the International Temperature Scale and IEC standards A, B-grade Thermocouple , Explosion-proof Temperature Transmitter integration, intelligent all-input temperature transmitter; Pressure / Differential Pressure Meter Series: general pressure gauges, precision pressure gauges, pressure / differential pressure switch, the general stress / Differential Pressure Transmitter, 1151 , 3051 smart capacitive pressure / differential pressure transmitter; Level Instrument Series: glass / glass level gauge, quartz glass tube liquid level, the electric-contact level gauge, magnetic liquid level transmitter, magnetic liquid level switch, input-type hydrostatic liquid level transmitter, liquid level transmitter float electricity, etc.; Flow Meters Series: All English Intelligent Vortex Flowmeter, Turbine Flowmeter; Display Instrument Series: Intelligent Control LED digital display device, Intelligent LCD screen controlled device, Guangzhu instructions figures, such as conditioning Alarm.

公司自主研制、开发、生产的产品主要有六大系列、400多个品种,其中有:电线电缆系列:高温补偿导线、控制电缆、阻燃电缆、防腐电缆、电力电缆、6~110KV交联电力电缆、计算机电缆、硅橡胶电缆、高温电缆、耐火电缆、低烟低卤、低烟无卤电缆主电缆桥架等;温度仪表系列:符合ITS900国际温标和IEC标准的A、B级热电偶,防爆型一体化温度变送器、智能全输入温度变送器;压力/差压仪表系列:一般压力表、精密压力表、压力/差压开关、普通压力/差压变送器,1151、3051智能电容式压力/差压变送器;位仪表系列:玻璃管/玻璃板位计、石英玻璃管位计、电接点位计、磁性位变送器、磁性位开关、投入式静压位变送器、电浮筒位变送器等;流量仪表系列:全中文智能涡街流量计、涡轮流量计;显示仪表系列:智能LED数字显示调节控制仪、智能LCD界面显示调节控制仪、光柱指示数字显示调节报警仪等。

The intermediates of manufacturing process include the hydrolyzed solution, the aqueous solution of Radix Isatidis extraction, the aqueous solution of Fructus Gardeniae extraction, the aqueous solution of Flos Lonicerae Japonicae extraction, the aqueous solution of baicalin, the alcohol solution of mixteure composed by cholic acid and hyodeoxycholic acid, 4-blended solution, 6-blended solution, the blended solution of baicalin and ASFLJE and 8-blended solution.

清开灵注射剂处方由胆酸、猪去氧胆酸、水牛角、黄芩苷、板蓝根、栀子、金银花和珍珠母组成,其生产过程中间体包括水解、板蓝根、栀子、金银花、黄芩、四混、胆酸混合、六混、银黄和八混

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推荐网络例句

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力