| 单词 | cyanide process |
| 释义 | cyanide processnouna process for extracting gold or silver from ore by dissolving the ore in an alkaline solution of sodium cyanide or potassium cyanide and precipitating the gold or silver from the solution. Origin of cyanide processFirst recorded in 1885–90 Words nearby cyanide processcyan blue, cyaneous, cyanic, cyanic acid, cyanide, cyanide process, cyanine, cyanite, cyanmethemoglobin, cyano, cyanoacrylate Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for cyanide processcyanide process nouna process for recovering gold and silver from ores by treatment with a weak solution of sodium cyanideAlso called: cyaniding Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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