单词 | gum |
释义 | gum [gǝm] MATERIALS A hydrophilic plant polysaccharide or derivative that swells to produce a viscous dispersion or solution when added to water. Also known as hydrocolloid. PETROLEUM ENGINEERING Any one of the partially oxidized high- molecular-weight hydrocarbons that can form in gasoline stored without the addition of an oxidation inhibitor. |
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