The pH scale, the standard measurement of acidity, was developed in Carlsberg's laboratories in 1909.
1909年，嘉士伯啤酒的酸碱值、酸度都在嘉士伯的实验室中得以测量。
2
Trials using PH dollars accurately adjust PH and heating method of removing alcohol are can make more accurate measurement results.
试验中使用PH计准确调节PH和加热去除酒精的方法均能使测量结果更加准确。
3
Common measurement used in industry include flow rate, pressure, level, temperature, analytical measurements (such as pH, ORP and conductivity), and many others particular to special industries.