“asphaltic material”的概念、定义、翻译、参考文献-科学参考

单词	asphaltic material
释义	asphaltic material [a`sfȯl·tik mǝ`tir·ē·ǝl] ^MATERIALS A solid, liquid, or semisolid mixture of heavy hydrocarbons and nonmetallic derivatives; obtained from naturally occurring bituminous deposits or from residues of petroleum refining.
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