“petroleum asphalt”的概念、定义、翻译、参考文献-科学参考

单词	petroleum asphalt
释义	petroleum asphalt [pǝ`trō·lē·ǝm `as´fȯlt] ^MATERIALS Asphalt recovered or made from petroleum.
随便看	secondary splits secondary standard secondary station secondary storage secondary stratification secondary stratigraphic trap secondary stress secondary structure secondary surveillance radar secondary target secondary tectonite secondary tide station secondary tissue secondary twinning secondary tympanic membrane secondary voltage secondary wall secondary wave secondary weapon secondary winding secondary xylem second boiling point second bottom second breakdown second category

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