Ph.

US [ˌpi: 'eɪtʃ]
UK [ˌpi: 'eɪtʃ]
  • abbr.(=phenyl)【化】苯基(=phase)
  • Web酸碱度;博士学位;哲学博士
Ph.
n.
1.
pH 值(溶液或物质的酸碱度。pH 值介于 0 至 14,7 以下为酸,7 以上为碱)a measurement of the level of acid or alkali in a solution or substance. In the pH range of 0 to 14 a reading of below 7 shows an acid and of above 7 shows an alkali .
a pH of 7.5
pH 值 7.5
to test the pH level of the soil
测试土壤的酸碱度

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