The copper ion content is determined with direct spectrophotometry after the engine oil was incinerated,dissolved with acid and developed with Neocuproin-Hydroch lorid Monohydrat.
将机油
化、酸溶解后,新亚铜灵显色、直接光度法测定铜离子含量,样品回收率在92。
化,火葬The copper ion content is determined with direct spectrophotometry after the engine oil was incinerated,dissolved with acid and developed with Neocuproin-Hydroch lorid Monohydrat.
将机油化、酸溶解后,新亚铜灵显色、直接光度法测定铜离子含量,样品回收率在92。
声明：以上例句、词性分类均由互联
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