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| 单词 | pH |
| 释义 |
pH [ˌpi:'eɪtʃ] noun countable usually singular ■a number which shows how strongly acid or alkaline a substance is, in a range from 0 to 14 酸碱度,pH 值 •Below pH 6.5 is acid, above pH 7.5 is alkaline.pH值低于6.5为酸性,高于7.5为碱性。 •The soil in our garden has a low/high |
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