- PH ＝public health 公共卫生。
【化学】表示氢离子浓度的倒数的对数的符号。
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ph中文什么意思
例句与用法
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- Conversion of ferrous to ferric iron occurs readily upon aeration at ph 7. 0-7. 5 .
在PH值7075时，一经曝气亚铁离子很容易转化为铁离子。 - From this it appears that bisulfite concentration and ph have opposite effects on oxidation .
由此看来，亚硫酸盐的浓度和PH值，对氧化的作用是相反的。 - It is noteworthy that best copper removal occurred at ph 6. 0, with the addition of ferrous sulfate only .
显然，除铜率最高是在PH值6只加入硫酸亚铁之时。 - The most difficult differential solubility techniques to perform are those involving variation of ph or temperature .
涉及pH或温度改变的差别溶解法最难于进行。 - The solubility of some elements and compounds is dependent upon the redox potential and ph of their environment .
有些原素和化合物的溶解度取决于其氧化还原能力和。
百科释义
In chemistry, pH is a measure of the activity of the (solvated) hydrogen ion. p[H], which measures the hydrogen ion concentration, is closely related to, and is often written as, pH.
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