溶解氧测定仪是测定水中溶解氧的装置，工作原理是氧透过隔膜被工作电极还原，产生与氧浓度成正比的扩散电流，通过测量此电流，得到水中溶解氧的浓度。
准/规范中文名: 溶解氧测定仪 标准/规范英文名: Dissolved oxygen meter 标准状态: 已作废 被替代标准: 溶解氧测定仪 Dissolved oxygen meter [ 标准号: SC/T 7006-2001 ] 原文语种
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海水溶解氧测定仪 dissolved oxygen meter for seawater ; dissolved oxygen analyzer for seawater
海水溶解氧现场测定仪 in-situ seawater oxygenomter
最后用对比实验证明参数优选的正确性，从而使溶解氧测定仪测出的浓度更加准确。
Finally it testified the parameter optimization's correctness, using the contrast experiment. Consequently the concentration measured by the dissolved oxygen meter was much more precise.
本文研究和改进了溶解氧测定仪膜电极的结构，提高了测定的响应速度，减小了残余电流。
The structure of the membrane electrode for the dissolved oxygen meter has been studied and improved to obtain more rapid response and suppress the residual current.
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