• 成岩作用分离结晶和同化混染联合作用。

    What is the role of the UN Secretary-General?

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  • 相学岩石化学研究表明岩浆演化机制矿物分离结晶作用

    The petrologic and petrochemical study has shown that the main mechanism controlling the magmatic evolution is fractional crystallization of minerals.

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  • 地球化学研究表明花岗岩具有分离结晶演化特征,属典型裂谷型花岗岩。

    Geochemical features of the granite suggest that it is a typical rift-type granite with the evolution of fractional crystallization.

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  • 这种反序岩浆演化机制主要由于斜长石高位岩浆房中分离结晶所致。

    The mechanism of this anti-order magmatic evolution is mainly caused by the separate crystallization of plagioclase in a high-level magma chamber.

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  • 高位岩浆房中,随着分离结晶作用的进行岩浆温度逸度逐渐降低

    However, the temperatures and oxygen fugacity of magmas at high level magma chamber decreased along with fractional crystallization.

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  • 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,太古代派生初始岩浆组成。

    Fayalite-bearing quartz syenite could represent the early fractional stage initial granitic magma derived from archean protolith in a deeper and reductive environment.

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  • 上述岩性地球化学分带由于岩浆中较高F和H_2O含量,促进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.

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  • 现在,考虑固体如果固体,或者说水结晶水中分离出来

    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.

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  • 氨水硫酸(SO3)进行中和反应,反应经过真空蒸发浓缩结晶进行液分离干燥工序制得产品

    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.

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  • 溶析结晶一种重要分离提纯技术广泛应用于化工医药食品领域

    It is an important separation and purification technique, which is widely used in the areas of chemical industry, pharmaceutical and food industry.

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  • 二甲苯混合物结晶沸石吸附分离制得。

    It is separated from the xylene mixture by crystallization or zeolite adsorption.

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  • 熔融结晶一种分离精制有机物物理方法

    Melt crystallization is a physical method for separating or refining organic compounds.

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  • 满足对乙酰氨基苯乙酸乙酯后续结晶分离工艺需要,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.

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  • 方法通过反复柱色谱分离结晶纯化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.

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  • 研究测定了金、络合物溶解度曲线,它结晶分离金、银提供理论依据

    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.

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  • 分离结晶工艺处理,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.

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  • 产物硫酸铜溶液萃取硅胶过滤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.

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  • 本文结晶分离过程进行传热分析基础上,建立简化数学模型

    Based on the analysis of heat and mass transfer, a simplified mathematical model describing the falling film crystallization process is developed.

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  • 粗提物层析分离,重结晶,再经过超临界流体沉淀处理后,提高叶黄素纯度

    After column chromatographic separation, re-crystallization treatment and supercritical fluid precipitation treatment, the purity of lutein is improved.

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  • 认为火山岩成分分异受长石岩浆源区熔融残留岩浆形成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.

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  • 方法利用柱结晶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.

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  • 影响猪油干法分提参数结晶温度冷却速率、养时间搅拌速率分离方式

    Parameters effecting on dry fractionation of lard are crystallization temperature, cooling rate, crystal growing time, agitation rate, separating manner.

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  • 发现分离非对映异构体结晶溶剂

    Furthermore, we discovered the recrystallization solvent for separation of the diastereomer.

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  • 结论层析结晶方法简单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.

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  • 研究了八角分离高纯度生产工艺,探讨了冷冻结晶精馏操作的最佳工艺条件。

    The new separation technology of the high-purity anethole from star anise oil was studied, especially on the optimum separation conditions of freezing crystallization and vacuum rectification.

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  • 提出了应用非晶强度曲线多重分离程序根据X射线衍射图进行4A分子筛结晶测定方法

    A method for the measurement of crystallinity of Zeolite 4a is presented. This method USES an amorphous intensity curve and multiple peaks separation program based on XRD pattern.

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  • 产物采用正丁醇结晶避免使用较繁琐层析分离

    The troublesome separation of column chromatography would be avoided as crude product recrystallized inn-butanol.

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  • 产物采用正丁醇结晶避免使用较繁琐层析分离

    The troublesome separation of column chromatography would be avoided as crude product recrystallized inn-butanol.

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