base substance meaning in Chinese

《英汉医学词典》base substance

基本物质

Examples

1. the experimental results show that it is feasible with the aids of chemical change that could transfer non-electrochemical active base substances in oils to electrochemical active cu ( superscript 2 + ), and the method can meet with the demand to determination feasibility, repeatability and accuracy, it has the following advantages : high automatization, simple operation, short test time and suitable for determining oils on the site
   研究结果表明，通过化学转换将润滑油中的碱性物质（电化学技术不可测量）转换为铜离子（电化学可测量）来完成润滑油总碱值的测定是可行的，并可以满足测定时对于可行性、重复性和准确性的要求，还具有自动化程度高、操作简单、测定时间短等优点，适合进行现场润滑油测定。