单词 | salt |
释义 | salt [sȯlt] CHEMISTRY The reaction product when a metal displaces the hydrogen of an acid; for example, H2SO4+2NaOH→Na2SO4 (a salt) + 2H2O. ENGINEERING To add an accelerator or retardant to cement. MINING ENGINEERING 1. To introduce extra amounts of a valuable or waste mineral into a sample to be assayed. 2. To artificially enrich, as a mine, usually with fraudulent intent. |
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