单词 | residual oil |
释义 | residual oil [rǝ`zij·ǝ·wǝl `ȯil] MATERIALS Petroleum-refinery term for combustible, viscous or semiliquid bottoms product from crude oil distillation; used in adhesives, roofing compounds, asphalt manufacture, low-grade fuel oils, and sealants. Also known as liquid asphalt; resid; residuum; tailings. |
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