...物质中含有一种油，如动物油(animal oils)和植物油(vegetable oils)，最好采用石蜡油(paraffinic oils)、环烷油(naphthenic oils)、烯族油(olefinic oils)、芳香族油(aromatic oils)和硅基油(silicon-based oils)，含油量为0.05 ％～1 ％。
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aromatic naphthenic oils 芳香环烷型原油
Some naphthenic oils are even classified as MES. In the industrial rubber segment, where the freedom in product choice is greater, the full utilization of the naphthenic advantages may be had.
某些环烷油甚至归入了MES类，在橡胶工业制品部门，对产品选择的自由度更大一些，可能还未能充分利用环烷油的优点。
The south crude distillation unit in Liaohe Petrochemical Company mainly processes high-acid-value, corrosive and low-freezing-point naphthenic crude oils after revamping.
辽河分公司南蒸馏装置改造之后，主要加工高酸值、强腐蚀性的低凝环烷基原油。
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