This paper states that petroleum resin is synthesised by using fractions of C_9, which are the by-product of Daqing ethene unit.
研究了利用大庆乙烯生产装置副产的c_9馏分合成油溶性石油树脂。
The variations of main gas volume fractions with initial oxygen volume fraction during pulverized coal reburning were investigated using a one-dimensional flame furnace.
在一维炉上对煤粉再燃过程中烟气内主要气体体积分数随再燃区初始氧体积分数的变化规律进行了研究。
This experimental result is consistent with the calculated results using the model of soft magnetic phase volume fractions coupled completely suggested in this paper.
这一实验结果与本文提出的完全耦合软磁相体积分数示意模型的计算结果相一致。
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