| 单词 | viscosity-gravity constant |
| 释义 | viscosity-gravity constant [vi`skäs·ǝd·ē `grav·ǝd·ē ´kän·stǝnt] CHEMICAL ENGINEERING An index of the chemical composition of crude oil; defined as the general relation between specific gravity and Saybolt Universal viscosity; the constant is low for paraffinic crude oils, high for naphthenic crude oils. Abbreviated VGC. |
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