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.
采用共结晶技术将薄荷醇嵌入蔗糖,得到一种稳定、干燥的蔗糖—薄荷醇共结晶产物,并对共结晶的基本原理及工艺条件进行了探讨。
In this paper, stable and dry cocrystallized sugar menthol product was prepared. The theory and the technology of sugar cocrystallization were studied.
而最新的研究结果表明月球水很可能是大爆炸时的岩浆冷却和结晶后的产物。
The results of the new study found that the moon's water was likely present in the hot magma from the impact as it started to cool and crystallize.
现代的婚姻是情感的产物,更是竞争的结晶。
Modern marriage is the product of emotion, but also the crystallization of competition.
现代的婚姻是情感的产物,更是竞争的结晶。
Modern marriage is the product of emotion, but also the crystallization of the competition.
中华文明,是中国古代农业文明的产物,是农业文明智慧的结晶。
The Chinese civilization, was China ancient times the agricultural civilization product, was the agricultural civilized wisdom crystallization.
DSC研究表明辐照接枝产物的熔融温度和结晶温度均降低。
The DSC results showed both the melting temperature and crystallization temperature of the grafting products were decreased.
蓝宝石是碱性玄武岩浆早期结晶的产物,而且与单斜辉石、长石、石榴石和锆石巨晶共生。
The sapphires are the product of early crystallization of alkali basalt magma and intergroom with clinopyroxene, feldspar, garnet and zircon megacrysts.
综合岩石学、地球化学和同位素等方面的对比研究,笔者认为八大石闪长质包体属于同源包体,为寄主花岗岩同源母岩浆经结晶分异作用形成的早期产物。
Petrologic, geochemical and isotopic studies prove that the Badashi dioritic enclaves are autoliths and the earlier products generated by crystal fractionation of the host granite parental magma.
KTP晶体结晶习性的变化主要受ktp在磷酸盐溶液中的中间产物状态变化的影响。
The cause of the change in KTP crystalline habits is due to the variation of the state of the intermediate products in phosphate fluxes.
粗产物经硫酸铜溶液萃取、硅胶过滤、重结晶、真空升华进行分离提纯得到纯产品。
The products obtained were purified by extraction with copper sulfate solution, filtration through silica gel, recrystallization and vacuum sublimation.
巨晶的结晶分离导致了岩浆的稀土元素演化,一些寄主玄武岩显然是由岩浆经历了巨晶分离后的产物。
The crystal separation of megacrysts has caused the evolution of REE in the magma. It is obvious that some host basalts are the product of magma evolution after crystal separation.
大型夹杂物主要来源于结晶器卷渣、氧化产物和中间包覆盖剂等。
Large inclusion come from mould fluxes, oxidation products, tundish covering flux and so on.
移动机器人是科学技术进步的产物,是人类智慧的结晶。
Mobile robot is the product of scientific and technological progress, which is the crystallization of human wisdom.
用重结晶法对所合成的中间体进行了提纯 ,并用高效液相色谱对产物纯度进行了分析。
The intermediate were purified by recrystallization. The analysis of purity of the products was studied through HPLC.
采用XRD、SEM和TG等检测方法对该水泥在不同温度压力下的水化产物和其结晶形貌进行了分析。
The hydrates and morphology of crystalline phases of the hardened pastes cured at varying temperature and pressure were analyzed by means of XRD, SEM and TG, etc.
粗产物采用正丁醇重结晶,避免使用较繁琐的柱层析分离。
The troublesome separation of column chromatography would be avoided as crude product recrystallized inn-butanol.
这些特征表明,浅色岩是幔源超基性岩浆晚期结晶分异的产物。
All of these characteristics are in contrast with their host rock_serpentinite and show that the leucocratic rocks were produced by crystallization differentiation of ultramafic magma.
发现恒重后的双锍盐含有二个结晶水这一新现象,并确认最终产物为聚对苯乙炔。
Based on our determined results, we had found a new phenomenon that the disulphonium salt contains two crystal-waters and the last product is PPV.
以7-ADCA为基准,总合成收率在80 %在上,产物为高纯度结晶性粉末。
The total yield of the process is higher than 80% (based on 7 ADCA). The product was obtained as a high purity crystalline powder.
商业广告是商品经济的产物,是商人经营艺术和智慧的结晶,是商家取得理想回报不可或缺的手段。在重农抑商的年代,商业和商业广告为传统观念所鄙薄。
The commercial advertisement is the product of commodity economy and the fruit of the tradesman's business art and wisdom, as well as necessary means to gain the repay.
合成产物纯度高,结晶好,具有高的。
The synthetic products have high crystallinity, purity and cation exchange capability.
将萃取所得产物用硅胶柱色谱进一步分离,用红外光谱,紫外光谱和核磁共振光谱等手段鉴定所得结晶。
The extraction was analyzed by HPLC, and was separated by column chromatography ulteriorly. The crystal was identified by IR spectrum, UV spectrum, NMR, et al.
该方法克服了先有方法重现性差、产率和产物纯度不 稳定的缺点,解决了后处理繁琐、结晶困难等问题。
This invention has well reaction efficiency and selectivity to overcome the defects in prior art and benefit to post-treatment and crystallization.
反应温度和反应时间不改变产物XRD峰位,但影响产物结晶性。
The temperature and time could affect crystallization of products rather than the pattern positions of XRD.
模拟工业铝酸钠溶液连续碳酸化分解条件,对分解过程不同阶段产物氢氧化铝的粒度、磨损指数和结晶形貌的变化进行了研究。
The particle size distribution and attrition index of continuous carbonization products from sodium aluminate solution were studied according to the industrial production conditions.
研究表明,DBS的加入能提高产物的结晶性。
The results showed that the crystallinity of the product improved greatly by adding DBS.
XRD和TEM分析表明,随着溶剂介电常数和极性增加, 所生成产物的物相纯度、结晶度增高,晶粒尺寸增大。
XRD and TEM analyses show that the phase purity, crystallization and particle sizes of synthesized powders increase with the increase of the dielectric constant and polarity of the solvent.
硫酸法生产钛白时的副产物硫酸亚铁的结晶和分离是必不可少的工序。
The crystallization and separation of ferrous sulfate by-product in the production of sulfate TiO_2 are essential processes.
硫酸法生产钛白时的副产物硫酸亚铁的结晶和分离是必不可少的工序。
The crystallization and separation of ferrous sulfate by-product in the production of sulfate TiO_2 are essential processes.
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