“asphaltene”的概念、定义、翻译、参考文献-科学参考

单词	asphaltene
释义	asphaltene Encyclopedia 工学原油评价释 asphaltene沥青质石油中不溶于小分子正构烷烃但能溶于苯或甲苯的物质，随着所用溶剂的不同，相应地称为正戊烷沥青质、正己烷沥青质或正庚烷沥青质。理学石油地质学释 asphaltene沥青由高分子的烃类和非烃类组成的黑色到暗褐色的固态或半固态黏稠状物质。全部以固态或半固态存在于自然界，或由石油炼制过程制得，加热时逐渐融化。
随便看	rural life waste gas rural life waste gas renovation rural livelihood activities rural livelihood diversification rural markets rural microcredit rural microfinance rural microgrid rural migrant workers rural modernization rural opera performance Rural Opera Performance on a Winter Day rural opera troupe rural organization rural outlets rural passenger transport rural people's commune rural planning rural planning survey rural plant landscape rural population policy rural postal service station rural poverty rural poverty theory rural poverty trap

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