| 单词 | polarography |
| 释义 | polarography[ poh-luh-rog-ruh-fee ] / ˌpoʊ ləˈrɒg rə fi / nounChemistry. the use of a Polarograph to perform qualitative or quantitative analyses. Also called polarographic analysis. Origin of polarographyFirst recorded in 1935–40; Polaro(graph) + -graphy OTHER WORDS FROM polarographypo·lar·o·graph·ic [poh-lar-uh-graf-ik, puh-], /poʊˌlær əˈgræf ɪk, pə-/, adjectiveWords nearby polarographypolar lights, polar molecule, polar nucleus, polarogram, Polarograph, polarography, Polaroid, polar opposition, polar orbit, polar outbreak, Polar Regions Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for polarographypolarography / (ˌpəʊləˈrɒɡrəfɪ) / nouna technique for analysing and studying ions in solution by using an electrolytic cell with a very small cathode and obtaining a graph (polarogram) of the current against the potential to determine the concentration and nature of the ions. Because the cathode is small, polarization occurs and each type of anion is discharged at a different potential. The apparatus (polarograph) usually employs a dropping-mercury cathode Derived forms of polarographypolarographic (ˌpəʊlərəˈɡræfɪk), adjectiveCollins 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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