As a precious resource, C5 fraction can be used to produce a serious of chemical products with high added value.
而C5馏分作为一种宝贵的资源，可以生产一系列高附加值的化工产品。
A large amount of C5 fraction is generated in the ethylene production process with petroleum hydrocarbon cracking.
在石油烃类裂解制取乙烯的过程中，有大量的C5馏分产生。
This article introduces the current status and the new trends of global C5 fraction in utilization, market and demand.
介绍了全球C5馏份综合利用的现状、市场和需求，以及C5馏份综合利用的新动向。
C5 fraction separation and comprehensive utilization is an important aspect of reasonable utilization of petroleum resource.
C_5馏分的分离与综合利用是合理利用石油资源的一个重要方面。
Gas chromatographic analysis for thermal dimerization mixture of pyrolytic C5 fraction was carried out by using capillary column.
用毛细管柱对裂解C 5馏分二聚反应混合物进行了色谱分析。
The process condition of preparing amyl alcohol with C5 fraction as material, through sulphuric acid addition hydrolyzation was studied.
研究了以C5馏分为原料，用硫酸加成水解法制备戊醇的工艺条件。
The gas chromatographic analysis methods of C5 fraction and its products were optimized by using self-made SE-30 capillary columns of different film thicknesses.
采用自制的不同膜厚SE-30毛细管色谱柱，对C5馏分及其产品的气相色谱分析条件进行优化。
Dicyclopentadiene (DCPD) mostly comes from the C5 fraction of by-product which is produced in the process of preparation of ethylene by petroleum cracking and by-product of the coal-coking process.
双环戊二烯主要来自石油裂解制乙烯副产物的C5馏分和煤炭焦化副产物。
Dicyclopentadiene (DCPD) mostly comes from the C5 fraction of by-product which is produced in the process of preparation of ethylene by petroleum cracking and by-product of the coal-coking process.
双环戊二烯主要来自石油裂解制乙烯副产物的C5馏分和煤炭焦化副产物。
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