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n.[油气]沥青质;沥青稀
1、asphalt 9───沥青9
2、asphalted definition───沥青定义
3、asphalt 8───沥青8
4、asphalted road───沥青柏油路
5、asphaltum sds───沥青sds
6、asphalt 8 mod apk───沥青8 mod apk
7、asphalt concrete───[建]沥青混凝土
8、asphalt 9 apk───沥青9号apk
9、pulverize asphalt───粉碎沥青
10、asphalted explanation───沥青解释
1、Characterization of FT IR analysis of asphaltenes and its geochemical implications───分析及其在有机地球化学研究中的应用
2、The VPO average molecular weight of vacuum residues and asphaltenes all decreased.───渣油和正庚烷沥青质的VPO平均相对分子质量都减小了。
3、Testing of petroleum products - Determination of the content of asphaltenes - Precipitation with heptane───石油产品的检验.沥青烯含量测定.庚烷沉淀
4、Generally, polar compounds or asphaltenes deposited from the crude oil onto mineral surfaces cause the oil-wet condition.───一般地,极性化合物和沥青烯从原油中沉淀下来附着在岩石表面,从而产生油湿性条件。
5、Not mainly the ageing of resins and asphaltenes but that of saturates and aromatics cause the ageing of asphalt.───沥青热氧老化的原因主要是饱和分和芳香分的氧化,而不是胶质和沥青质的氧化。
6、Methods of test for petroleum and its products - Determination of asphaltenes (heptane insolubles) in crude petroleum and petroleum products───石油和石油产品的试验方法.原油和石油产品中沥青烯的测定(正庚烷沉淀)
7、PETROLEUM PRODUVTS. DETERMINATION OF ASPHALTENES PRECIPITATED BY NORMAL HEPTANE.───石油产品.用标准正庚烷测定沉淀沥青
8、Standard Test Method for Determination of Asphaltenes (Heptane Insolubles) in Crude Petroleum and Petroleum Products───原油和石油产品中沥青质(庚烷不溶物)测定的标准试验方法
9、stability of asphaltenes in crude oil is mainly dependent on the asphaltenes solubility of crude oil.───沥青质在原油中的稳定性主要取决于原油对沥青质的溶解能力。
1、The VPO average molecular weight of vacuum residues and asphaltenes all decreased.
2、The results for Alberta asphaltenes and Cold Lake gas oil are presented.
3、PAHS is a category of important compound. often is found in coal, petroleum asphaltenes, also is considered existing in interstellar medium.
4、The results showed that the aromatic ratio, heteroatom and metal contents contribute to the high polarity of the asphaltenes. This is the basis of other properties of heavy oil.
5、The aromatic structure of pentane asphaltenes is mainly peri condensed, while for resins the proportion of cata condensed and peri condensed aromatic structures is comparable.
6、The influence of natural surfactants, such as asphaltenes, resins, solid particles and naphthene, on the stability of the water in crude oil emulsion are summarized.
7、Asphaltenes are known to exist in crude oils as a colloidal suspension, but which had not been well characterized in the laboratory until recently.
8、Cata condensed, peri condensed and biphenyl type aromatic unit structures coexist in resins subfractions and pentane asphaltenes, while the proportion of biphenyl type structure is relatively small.