| 释义 |
〔litmus〕A water-soluble blue powder derived from certain lichens that changes to red with increasing acidity and to blue with increasing basicity.石蕊：取自地衣的一种可溶于水的蓝色粉末，可随酸性增大而变红，随碱度增大而变蓝〔alkalosis〕Abnormally high alkalinity of the blood and body fluids.碱中毒：血液或体液中异常高的碱度〔alkalinity〕The alkali concentration or alkaline quality of an alkali-containing substance.碱度，碱性：含碱物质中碱的浓度或碱的特性〔Sorensen〕Danish chemist who devised the pH scale for measuring the acidity or alkalinity of solutions.苏润生，索伦·彼得·劳里兹：(1868-1939) 丹麦化学家。发明了测量溶液酸度或碱度的PH值 |