acid-base meter
酸碱测定仪 acid-base meter
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利用离心分油试验机、油浴滴点测定仪和酸碱滴定仪分别考察了静态热老化对锂-钙基润滑脂胶体性能的影响。
The influence of static thermal degradation on colloidal performance of Lithium-Calcium base grease was studied by the centrifugal oil separation test, dropping point test and acid number test.
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