| 单词 | polarographic cell | 
| 释义 | polarographic cell [pō¦lar·ǝ¦graf·ik `sel]  ANALYTICAL CHEMISTRY Device for polarographic (voltammetric) analysis of an electrolyte solution; a known voltage is applied to the solution, and the ensuing current that passes through the cell (to an electrode) is measured.  | 
	
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