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单词
black acids
释义
black acids
black acids
[
¦blak ′as·ədz
]
(materials)
Sulfonates in the sludge formed during treatment of petroleum products with sulfuric acid; soluble in water but insoluble in naphtha, benzene, and carbon tetrachloride.
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更新时间:2025/6/10 22:11:46