| 单词 | alkalinity |
| 释义 | alkalinity (once / 59694 pages) n WORD FAMILY alkaline: alkalinise, alkalinity, alkalinize+/alkalinize: alkalinizing USAGE EXAMPLESOver the past few days, Andrada has offered different explanations — heat, lack of wind, over-use, a change in alkalinity and too much agitation. Washington Post(Aug 13, 2016) On Wednesday, Andrada had a new theory: “a sudden decrease in the alkalinity in the diving pool,” caused by too many people using it. New York Times(Aug 12, 2016) Officials said the alkalinity levels were already improving. New York Times(Aug 10, 2016) n pH values above 7 Ant|Hyper acidity pH values below 7 pH, pH scale (from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 is neutral and greater than 7 is more basic and less than 7 is more acidic); |
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