"Why don't you borrow your sister's car?" said Cassandra stiffly.“你为什么不借用你姐姐的车呢？”卡桑德拉生硬地说道。Moira sat stiffly upright in her straight-backed chair.莫伊拉直挺挺地坐在她的直背靠椅上。He climbed stiffly from the Volkswagen.他浑身酸痛地从大...
给出了Alberta4种沥青质和ColdLake瓦斯油的结构基团分析结果.The results for Alberta asphaltenes and Cold Lake gas oil are presented.封氮储存可明显抑制沥青质的增长.The presence of nitrogen inhibits the increase of asphaltenes in slurry oil.三沥青矿原油: 指自沥青质矿物提出之原...