| 单词 | naphthenic acid |
| 释义 | naphthenic acidnoun : any of numerous chiefly monocarboxylic acids derived from naphthenes and obtained from naphthene-base and asphalt-base petroleums usually : a commercial viscous liquid mixture of such acids used especially in the form of salts (as copper naphthenate) as paint driers and preservatives for wood and textiles see metallic soap |
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