The heavier boiling fractions remain, in liquid form on the manifold wall.

较重的沸腾着的馏分以液态停留在多孔的壁上.

辞典例句

These early observations have been supplemented with results from chemical fractionation.

这些早期的观察曾为化学馏分的结果所增补.

辞典例句

Light petroleum distillate , generally known as naphtha, was the logical choice.

轻石油馏分, 如石脑油是合乎逻辑的选择.

辞典例句

During the course of the TBP distillation, the distillates which accumulate between specified temperatures are withdrawn.

在真沸点蒸馏过程中, 对规定温度范围内所收集的馏分可加以回收.

辞典例句

And optimum selection of crude types to meet market requirements by blending is necessary.

因此,必须选择适当的馏分油,用调合法使它满足市场的要求.

辞典例句

Various solvent naphtha fraction generally have to go through refining.

各种溶剂油馏分一般都需要经过精制加工.

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C 5 distillate of ethylene accessory substances was used as raw material.

C5馏分油主要来源于石油烃高温裂解制乙烯过程的副产品,随着乙烯工业的发展,乙烯废弃的C5馏分量逐年增大.另一方面,民用燃料需要量颇为可观.

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This paper systematically introduced separation technology of cracked C 5 residue abroad.

介绍了国外裂解碳五馏分的分离技术.

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Gasoline and distillate stocks also fell.

汽油和馏分油库存也出现了下降.

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In crude oil evaluation database, physical properties are calculated by using a neural network method.

在原油评价数据库中, 为提高物性计算的精度,采用神经网络方法计算原油中馏分油物性.

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The heavy fraction of pyrolysis gasoline is potential resource BTX aromatics for the rich aromatics contents.

裂解汽油重质馏分由于含有丰富的芳香基团,可以作为增产BTX芳烃的潜在资源.

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The product is made of superior petroleum distillate with scientific , reasonable and rigorous process.

本产品采用精选的石油馏分, 经过科学合理的加工过程制造而成.

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The distribution and present forms of sulfur in the distillates from high - sulfur crude oils were overviewed.

综述了几种 含硫 原油的馏分油中硫的分布形态,以及硫化物的定性分析结果.

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In this thesis the water content in C 4 distillation is determined with Carl - Fisher - Coulomb potentiometric method.

本文以卡尔 —— 费休——库仑滴定电分析法测定C_4馏分中水分含量.

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This paper discusses the effects of the boiling range of the reforming feedstock on aromatics extraction.

本文论述了重整原料油馏分范围对芳烃抽提效果的影响.

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