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单词 pH
释义 pHBrE /ˌpiː ˈeɪtʃ/NAmE /ˌpiː ˈeɪtʃ/ noun [sing.] (chemistry 化学) a measurement of the level of acid or alkali in a solution range of 0 to 14 a reading of below 7 shows an acid and of above 7 shows an 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. * 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 pH of 7.5 pH 值 7.5to test the pH level of the soil 测试土壤的酸碱度

acid, catalyst, chemistry, compound, formula, molecule, pH, react, solution, valency

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