An easy method of rare earth separation-acid fractional crystallization was put forward.
提出了一种利用酸分离稀土的简便方法———酸分级结晶法。
The purity of refined naphthalene could be more than 99.5% by said fractional crystallization process.
通过分级结晶提纯过程，可获得纯度达到99.5%以上的精萘产品。
The principle and characteristic of continuous multistage fractional crystallization process are introduced.
介绍了连续多级逆流分步结晶过程的原理和特点。
However, the temperatures and oxygen fugacity of magmas at high level magma chamber decreased along with fractional crystallization.
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。
Geochemical features of the granite suggest that it is a typical rift-type granite with the evolution of fractional crystallization.
地球化学研究表明花岗岩具有分离结晶演化特征，属典型的裂谷型花岗岩。
Further studies indicate that mineralization has intimate relationship with magmatic fractional crystallization, fluid boiling and fluid mixing.
进一步研究发现，矿化与岩浆的结晶分异作用、流体的沸腾作用及流体的混合作用关系密切。
In this paper a technology of parametric pumping fractional crystallization and a crystallizer with a slug flow vertical bubble tube are presented.
本文采用参数泵分步结晶新工艺和开发的直立弹状气泡管结晶器提纯制取精萘，则克服了通常方法的缺点。
The petrologic and petrochemical study has shown that the main mechanism controlling the magmatic evolution is fractional crystallization of minerals.
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。
Fractional crystallization and assimilation constrain lithological composition and fraction, and play a key role in the formation of intrusive complex.
结晶分异和同化混染是侵入岩体形成过程中控制岩相成分和分异程度的主导因素。
Such petrological and geochemical zoning was caused by higher F and H2O contents of the magma, which facilitated fractional crystallization and fluid transfer.
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?。
Beside fractional crystallization model, liquid immiscibility of Fluorine-rich granite magma is an important mechanism to form pegmatite and pegmatite type deposit.
除了结晶分异模式外，富氟花岗岩浆液态不混溶作用也是伟晶岩成岩成矿的重要机制。
They are formed from alkali basaltic magma that slightly melted out of continental mantle by AFC mixing in depth, especially by the fractional crystallization in shallow horizon.
它是大陆地幔低度部分熔融产生的碱性玄武岩浆，通过深部AFC混合，尤其是浅部结晶分异机制形成的。
When the model is applied to study the behaviors of trace elements and stable isotopes in the assimilated fractional crystallization process, the results are consistent with the previous AFC model.
运用本文多源多汇模型研究岩浆同化-分异结晶过程中微量元素和稳定同位素的行为，所得的结果与前人AFC模型结果一致。
When the model is applied to study the behaviors of trace elements and stable isotopes in the assimilated fractional crystallization process, the results are consistent with the previous AFC model.
运用本文多源多汇模型研究岩浆同化-分异结晶过程中微量元素和稳定同位素的行为，所得的结果与前人AFC模型结果一致。
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