英语释义

• separation into portions

• a process that uses heat to separate a substance into its components

片语

isotope fractionation[核] 同位素分离

air fractionation风动分级

Gas fractionation气体分馏

extraction fractionation提取分级

chromatographic fractionation层析分离

fractionation dose剂量分次给予

fractionation effect分次效应

rough fractionation粗分级

screen fractionation筛分

英汉例句

• the isospin fractionation in intermediate energy heavy ion collisions is studied by using isospin dependence quantum molecular dynamics model.

  利用同位旋相关的量子分子动力学模型研究了中能重离子碰撞中同位旋分馏过程。

• meanwhile the problems existing in gas fractionation unit and resolutions for it are put forward.

  对气体分馏装置目前存在的问题，分析原因并提出了解决方案。

• using the kinetic fractionation model, the variation of stable isotopes in precipitation at uriimqi is simulated.

  利用动力分馏模式模拟了乌鲁木齐降水中稳定同位素的变化。

• most plasmapheresis is for fractionation into other products, other blood donations are transfused with relatively minor modifications.

  大多数血浆去除法是为了分馏成其他产品，其他的血液捐献用于输血很少被改变。

• oxygen isotope fractionation in amphiboles was determined by theoretical calculation using the increment method and by experimental measurement using isotope exchange technique.

  利用增量方法和同位素交换技术，对角闪石族矿物的氧同位素分馏进行了理论计算和实验测定。

• modeling the turbulent processes—giant impacts and extreme ultraviolet radiation, for instance—that could drive xenon fractionation leads to what pepin calls a 「krypton problem.」

  这个激烈汹涌的形成过程——例如无数的撞击，还有极端的紫外线放射照射——这些都能够把氙气分馏，也就导向pepin所说的一个「氪气的问题」。

• hydrogen isotope fractionation between ilvaite and water has been studied experimentally at the temperature range 750-250℃.

  在750-250℃温度范围内，对黑柱石-水之间的氢同位素平衡分馏进行了实验研究。

• this study method may widely apply to experimental studies of hydrogen isotope fractionation for systems hydroxyl minerals water.

  此研究方法可广泛应用于羟基矿物水体系的氢同位素分馏的实验研究。

• it's very difficult to investigate the content variation of sulfide in fine propene since the state of organic sulfide in gas fractionation unit feedstock (lpg) was very complex.

  气体分馏装置原料液化石油气（lpg）中有机硫化物形态复杂，考察分析工业装置精丙烯硫化物含量变化难度大。

• solvent extraction experiment has been done, in which the feedstock of xinjiang vacuum residue was mixed with rfcc slurry by the method of supercritical fluid extraction and fractionation (sfef).

  以新疆减压渣油中掺入不同比例的重油催化裂化油浆为原料，在超临界流体萃取分馏装置上，进行丁烷脱沥青试验。

• this is known as vacuum fractionation .

  这就是所谓的真空分馏。

• this project is also developing biomass fractionation pretreatments, techniques to reuse enzymes, thermotolerant yeast, and a new generation of high solids bioreactors.

  这个五年计划也包含生物量分离方法、生化酶再用技术、耐热酵母、新代高固体份反应器的改良。

• the kinetic model of carbon isotope fractionation may have difference in the different basin, which lies on gas source condition, accumulation history and sedimentary-tectonics history.

  碳同位素分馏动力学模型在不同盆地会存在差异，不仅取决于气源条件，还与聚集历史、沉积-构造史有关。

• the isotope fractionation effect is primary factor affecting accuracy of hydrogen isotope analysis.

  同位素分馏效应是影响氢同位素準确分析的主要因素。

• the introduced mathematical model takes into account the action of the kinetic fractionation effect in super saturation environment at ice surface as liquid and solid phases coexist in mixed cloud.

  文中介绍的数学模型考虑了混合云中液、固相共存时以及冰面过饱和环境下稳定同位素的动力分馏效应。

• isotopic mass fractionation has no effect on results almost by using this method.

  用该方法，同位素分馏效应对丰度比测量结果几乎没有影响。

• the relative large lithium isotopic fractionation in natural samples has useful application in the fields of geochemistry, cosmo-chemistry and nuclear chemistry.

  自然界锂同位素分馏强烈，这使得它在很多方面都得到了应用，如地球化学、天体化学和核工业等。

• fermentation required only a day, and fractionation was not complicated.

  发酵只需要一天，分馏并不复杂。

• fractionation mechanism, analytical method and its applications in environmental geochemistry of calcium isotopes are summarized in this paper.

  概述了钙同位素分馏机理、分析测定以及在环境地球化学研究中的应用。

• the study dealt with the effect of different temperature and time on the protein fractions of rice by the fractionation of protein.

  采用蛋白质组分系统分离分析，研究了不同处理温度和时间对大米蛋白质组分的影响。

• based on the fractionation of carbon and sulfur isotopes in the process of petroleum generation and evolvement, the crude oils and their sources in the tarim basin have been discussed.

  以碳、硫同位素在石油生成演化过程中的分馏作用为基础，对塔里木盆地原油、油源对比进行了探讨。

• the american sugar refining co. was working on a new fractionation method which did not require alcohol and which might prove of great value if alcohol should become in short supply.

  美国的精制糖公司正致力于研究一种新的分馏方法，该方法不需要酒精，如果酒精供不应求的话，可能证明具有很大的价值。

• coking in the fractionation system has been resolved by injecting slurry antifoulant and controlling the amount of slurry running down and the bottom temperature.

  分馏系统加注油浆防垢剂及控制合适的外甩油浆量和分馏塔底温度，可以有效防止结焦。

• thus, detergent-based cellular fractionation separates cellular components with greater ease and speed compared to a more laborious density centrifugation method (4).

  因此，与费劲的密度梯度离心方法相比，基于洗涤剂的细胞法分馏能简单快速地分离细胞组分（4）。

• phosphorus fractionation is important too in understanding the biological phosphorus removal process and possibilities to recover phosphorus from sludges.

  磷分馏在对生物磷去除过程的了解和从烂泥恢复磷的可能性很重要。

• various patterns of hydrocarbon migration would result in different fractionation effects of methane carbon isotopes.

  不同的烃类运移方式产生了不同的甲烷碳同位素分馏效应。

• induced reflux is liquid formed within a fractionation tower by condensation of vapors by means of an internal cooling coil.

  内回流是分馏塔内借助内部冷却盘管使蒸气冷凝而产生的液体。