由此确定了椰子壳酸水解液中木糖结晶分离的最佳工艺条件。
Pyrolysis and pyrolysis kinetics of coconut shell, coconut shell residue and de-ashed coconut shell residue;
为此,根据相似相容原理初步试验筛选出结晶分离用较佳溶剂。
Therefore, based on the principle of the dissolution in the similar material structure, the better solvents were firstly decided through pre-experiment.
本文在对降膜结晶分离过程进行传热传质分析的基础上,建立了简化数学模型。
Based on the analysis of heat and mass transfer, a simplified mathematical model describing the falling film crystallization process is developed.
认为火山岩的成分分异受斜长石在岩浆源区熔融残留和岩浆形成后黑云母的结晶分离双重控制。
The chemical variation of the volcanics are controlled by both residual of plagioclase in the melting source area and crystal fractionation of biotite after magma formation.
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.
为满足对乙酰氨基苯乙酸乙酯后续结晶分离工艺的需要,将分子蒸馏技术首次应用于同分异构体的预分离。
To meet the requirement of crystallization separation process for para-acetaminophenylacetate ethyl, molecular distillation was firstly used to separate the isomer.
现在,考虑固体,如果水是固体,或者说水要结晶,糖就会从水中分离出来。
Now, if I have a solid, if the water is a solid, it's going to crystallize the water, the sugar is going to be separated from the water.
氨水与硫酸(SO3)进行中和反应,反应液经过真空蒸发、浓缩、结晶,再进行液固分离、干燥等工序制得产品。
Ammonia and sulfuric acid (SO3) in and the reaction liquid after vacuum evaporation, concentration, crystallization, and then to liquid-solid separation processes obtained dry product.
溶析结晶是一种重要的分离和提纯技术,广泛应用于化工、医药、食品等领域。
It is an important separation and purification technique, which is widely used in the areas of chemical industry, pharmaceutical and food industry.
它由二甲苯混合物经结晶或沸石吸附分离制得。
It is separated from the xylene mixture by crystallization or zeolite adsorption.
熔融结晶是一种分离精制有机物的物理方法。
Melt crystallization is a physical method for separating or refining organic compounds.
这种反序岩浆演化的机制主要是由于斜长石在高位岩浆房中的分离结晶所致。
The mechanism of this anti-order magmatic evolution is mainly caused by the separate crystallization of plagioclase in a high-level magma chamber.
方法通过反复柱色谱分离和重结晶纯化,并利用核磁共振波谱技术进行结构鉴定。
Method the compounds were isolated by column chromatography and purified by recrystallization and the structures were identified by NMR spectral data and other methods.
本研究测定了金、银硫脲络合物的溶解度曲线,它给结晶法分离金、银提供了理论依据。
In this research the solubility curves of the thiourea complexes are measured and these curves provide the theory basis for separating sold from silver with crystallizing method.
含铁橄榄石石英正长岩,代表了岩浆分离结晶初期还原条件下,太古代母岩派生的初始岩浆组成。
Fayalite-bearing quartz syenite could represent the early fractional stage initial granitic magma derived from archean protolith in a deeper and reductive environment.
分离盐经兑卤结晶工艺处理,可得含量大于99.1%的氯化钠。
Sodium chloride which content was more than 99.1% could be got from separation salt by adding brine crystallization method.
但在高位岩浆房中,随着分离结晶作用的进行,岩浆的温度和氧逸度逐渐降低。
However, the temperatures and oxygen fugacity of magmas at high level magma chamber decreased along with fractional crystallization.
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.
粗提物经柱层析分离,重结晶,再经过超临界流体沉淀处理后,可提高叶黄素的纯度。
After column chromatographic separation, re-crystallization treatment and supercritical fluid precipitation treatment, the purity of lutein is improved.
上述岩性和地球化学分带是由于岩浆中较高的F和H_2O含量,促进了分离结晶和流体搬运的?。
Such petrological and geochemical zoning was caused by higher F and H2O contents of the magma, which facilitated fractional crystallization and fluid transfer.
方法:利用柱层析、结晶从山栀子的成熟果实中进行分离纯化栀子苷。
Methods: Silica gel column chromatography and crystallization were used to obtained gardenoside from Gardenia jasminoides.
影响猪油干法分提参数有:结晶温度、冷却速率、养晶时间、搅拌速率及分离方式。
Parameters effecting on dry fractionation of lard are crystallization temperature, cooling rate, crystal growing time, agitation rate, separating manner.
发现了分离非对映异构体的重结晶溶剂。
Furthermore, we discovered the recrystallization solvent for separation of the diastereomer.
岩相学及岩石化学研究表明,岩浆演化机制是矿物分离结晶作用。
The petrologic and petrochemical study has shown that the main mechanism controlling the magmatic evolution is fractional crystallization of minerals.
结论:柱层析和重结晶方法是简单、速分离栀子苷的有效办法。
Conclusion: Silica gel column chromatography and crystallization are simple and rapid methods to isolate gardenoside.
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.
通过活性碳纤维(ACF)处理柱来分离混合二元酸(DBA)中有色物质,然后重结晶提纯分离戊二酸。
Activated carbon fiber(ACF) was used to purified glutaric acid from the mixture of binary acids(DBA), and by recrystallization the end production glutaric acid was purified.
通过活性碳纤维(ACF)处理柱来分离混合二元酸(DBA)中有色物质,然后重结晶提纯分离戊二酸。
Activated carbon fiber(ACF) was used to purified glutaric acid from the mixture of binary acids(DBA), and by recrystallization the end production glutaric acid was purified.
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