| 单词 | 物质浓度 |
| 释义 | 〔titration〕The process, operation, or method of determining the concentration of a substance in solution by adding to it a standard reagent of known concentration in carefully measured amounts until a reaction of definite and known proportion is completed, as shown by a color change or by electrical measurement, and then calculating the unknown concentration.滴定：一种测定溶液中一种物质浓度的过程、操作或方法，在该溶液中以经过仔细测量的剂量加入一种已知浓度的标准试剂，直到一个已知比例确定的反应结束为止，如通过颜色变化或测量所显示，然后再计算未知的浓度 |
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